20428777200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:649

約数の個数: 480

約数和(自身を含む): 74825766400

約数和(自身を除く): 54396989200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 25, 26, 30, 38, 39, 40, 48, 50, 52, 57, 60, 65, 75, 76, 78, 80, 95, 100, 104, 114, 120, 130, 150, 152, 156, 157, 190, 195, 200, 208, 228, 240, 247, 260, 285, 300, 304, 312, 314, 325, 380, 390, 400, 439, 456, 471, 475, 494, 520, 570, 600, 624, 628, 650, 741, 760, 780, 785, 878, 912, 942, 950, 975, 988, 1040, 1140, 1200, 1235, 1256, 1300, 1317, 1425, 1482, 1520, 1560, 1570, 1756, 1884, 1900, 1950, 1976, 2041, 2195, 2280, 2355, 2470, 2512, 2600, 2634, 2850, 2964, 2983, 3120, 3140, 3512, 3705, 3768, 3800, 3900, 3925, 3952, 4082, 4390, 4560, 4710, 4940, 5200, 5268, 5700, 5707, 5928, 5966, 6123, 6175, 6280, 6585, 7024, 7410, 7536, 7600, 7800, 7850, 8164, 8341, 8780, 8949, 9420, 9880, 10205, 10536, 10975, 11400, 11414, 11775, 11856, 11932, 12246, 12350, 12560, 13170, 14820, 14915, 15600, 15700, 16328, 16682, 17121, 17560, 17898, 18525, 18840, 19760, 20410, 21072, 21950, 22800, 22828, 23550, 23864, 24492, 24700, 25023, 26340, 28535, 29640, 29830, 30615, 31400, 32656, 32925, 33364, 34242, 35120, 35796, 37050, 37680, 38779, 40820, 41705, 43900, 44745, 45656, 47100, 47728, 48984, 49400, 50046, 51025, 52680, 57070, 59280, 59660, 61230, 62800, 65850, 66728, 68484, 68923, 71592, 74100, 74575, 77558, 81640, 83410, 85605, 87800, 89490, 91312, 94200, 97968, 98800, 100092, 102050, 105360, 108433, 114140, 116337, 119320, 122460, 125115, 131700, 133456, 136968, 137846, 142675, 143184, 148200, 149150, 153075, 155116, 163280, 166820, 171210, 175600, 178980, 188400, 193895, 200184, 204100, 206769, 208525, 216866, 223725, 228280, 232674, 238640, 244920, 250230, 263400, 273936, 275692, 285350, 296400, 298300, 306150, 310232, 325299, 333640, 342420, 344615, 357960, 387790, 400368, 408200, 413538, 417050, 428025, 433732, 447450, 456560, 465348, 489840, 500460, 526800, 542165, 551384, 570700, 581685, 596600, 612300, 620464, 625575, 650598, 667280, 684840, 689230, 715920, 775580, 816400, 827076, 834100, 856050, 867464, 894900, 895999, 930696, 969475, 1000920, 1033845, 1084330, 1102768, 1141400, 1163370, 1193200, 1224600, 1251150, 1301196, 1309537, 1369680, 1378460, 1551160, 1626495, 1654152, 1668200, 1712100, 1723075, 1734928, 1789800, 1791998, 1861392, 1938950, 2001840, 2067690, 2168660, 2282800, 2326740, 2449200, 2502300, 2602392, 2619074, 2687997, 2710825, 2756920, 2908425, 3102320, 3252990, 3308304, 3336400, 3424200, 3446150, 3579600, 3583996, 3877900, 3928611, 4135380, 4337320, 4479995, 4653480, 5004600, 5169225, 5204784, 5238148, 5375994, 5421650, 5513840, 5816850, 6505980, 6547685, 6848400, 6892300, 7167992, 7755800, 7857222, 8132475, 8270760, 8674640, 8959990, 9306960, 10009200, 10338450, 10476296, 10751988, 10843300, 11633700, 13011960, 13095370, 13439985, 13784600, 14335984, 15511600, 15714444, 16264950, 16541520, 17023981, 17919980, 19643055, 20676900, 20952592, 21503976, 21686600, 22399975, 23267400, 26023920, 26190740, 26879970, 27569200, 31428888, 32529900, 32738425, 34047962, 35839960, 39286110, 41353800, 43007952, 43373200, 44799950, 46534800, 51071943, 52381480, 53759940, 62857776, 65059800, 65476850, 67199925, 68095924, 71679920, 78572220, 82707600, 85119905, 89599900, 98215275, 102143886, 104762960, 107519880, 130119600, 130953700, 134399850, 136191848, 157144440, 170239810, 179199800, 196430550, 204287772, 215039760, 255359715, 261907400, 268799700, 272383696, 314288880, 340479620, 358399600, 392861100, 408575544, 425599525, 510719430, 523814800, 537599400, 680959240, 785722200, 817151088, 851199050, 1021438860, 1075198800, 1276798575, 1361918480, 1571444400, 1702398100, 2042877720, 2553597150, 3404796200, 4085755440, 5107194300, 6809592400, 10214388600, 20428777200]

約数ペア:

[(1, 20428777200), (2, 10214388600), (3, 6809592400), (4, 5107194300), (5, 4085755440), (6, 3404796200), (8, 2553597150), (10, 2042877720), (12, 1702398100), (13, 1571444400), (15, 1361918480), (16, 1276798575), (19, 1075198800), (20, 1021438860), (24, 851199050), (25, 817151088), (26, 785722200), (30, 680959240), (38, 537599400), (39, 523814800), (40, 510719430), (48, 425599525), (50, 408575544), (52, 392861100), (57, 358399600), (60, 340479620), (65, 314288880), (75, 272383696), (76, 268799700), (78, 261907400), (80, 255359715), (95, 215039760), (100, 204287772), (104, 196430550), (114, 179199800), (120, 170239810), (130, 157144440), (150, 136191848), (152, 134399850), (156, 130953700), (157, 130119600), (190, 107519880), (195, 104762960), (200, 102143886), (208, 98215275), (228, 89599900), (240, 85119905), (247, 82707600), (260, 78572220), (285, 71679920), (300, 68095924), (304, 67199925), (312, 65476850), (314, 65059800), (325, 62857776), (380, 53759940), (390, 52381480), (400, 51071943), (439, 46534800), (456, 44799950), (471, 43373200), (475, 43007952), (494, 41353800), (520, 39286110), (570, 35839960), (600, 34047962), (624, 32738425), (628, 32529900), (650, 31428888), (741, 27569200), (760, 26879970), (780, 26190740), (785, 26023920), (878, 23267400), (912, 22399975), (942, 21686600), (950, 21503976), (975, 20952592), (988, 20676900), (1040, 19643055), (1140, 17919980), (1200, 17023981), (1235, 16541520), (1256, 16264950), (1300, 15714444), (1317, 15511600), (1425, 14335984), (1482, 13784600), (1520, 13439985), (1560, 13095370), (1570, 13011960), (1756, 11633700), (1884, 10843300), (1900, 10751988), (1950, 10476296), (1976, 10338450), (2041, 10009200), (2195, 9306960), (2280, 8959990), (2355, 8674640), (2470, 8270760), (2512, 8132475), (2600, 7857222), (2634, 7755800), (2850, 7167992), (2964, 6892300), (2983, 6848400), (3120, 6547685), (3140, 6505980), (3512, 5816850), (3705, 5513840), (3768, 5421650), (3800, 5375994), (3900, 5238148), (3925, 5204784), (3952, 5169225), (4082, 5004600), (4390, 4653480), (4560, 4479995), (4710, 4337320), (4940, 4135380), (5200, 3928611), (5268, 3877900), (5700, 3583996), (5707, 3579600), (5928, 3446150), (5966, 3424200), (6123, 3336400), (6175, 3308304), (6280, 3252990), (6585, 3102320), (7024, 2908425), (7410, 2756920), (7536, 2710825), (7600, 2687997), (7800, 2619074), (7850, 2602392), (8164, 2502300), (8341, 2449200), (8780, 2326740), (8949, 2282800), (9420, 2168660), (9880, 2067690), (10205, 2001840), (10536, 1938950), (10975, 1861392), (11400, 1791998), (11414, 1789800), (11775, 1734928), (11856, 1723075), (11932, 1712100), (12246, 1668200), (12350, 1654152), (12560, 1626495), (13170, 1551160), (14820, 1378460), (14915, 1369680), (15600, 1309537), (15700, 1301196), (16328, 1251150), (16682, 1224600), (17121, 1193200), (17560, 1163370), (17898, 1141400), (18525, 1102768), (18840, 1084330), (19760, 1033845), (20410, 1000920), (21072, 969475), (21950, 930696), (22800, 895999), (22828, 894900), (23550, 867464), (23864, 856050), (24492, 834100), (24700, 827076), (25023, 816400), (26340, 775580), (28535, 715920), (29640, 689230), (29830, 684840), (30615, 667280), (31400, 650598), (32656, 625575), (32925, 620464), (33364, 612300), (34242, 596600), (35120, 581685), (35796, 570700), (37050, 551384), (37680, 542165), (38779, 526800), (40820, 500460), (41705, 489840), (43900, 465348), (44745, 456560), (45656, 447450), (47100, 433732), (47728, 428025), (48984, 417050), (49400, 413538), (50046, 408200), (51025, 400368), (52680, 387790), (57070, 357960), (59280, 344615), (59660, 342420), (61230, 333640), (62800, 325299), (65850, 310232), (66728, 306150), (68484, 298300), (68923, 296400), (71592, 285350), (74100, 275692), (74575, 273936), (77558, 263400), (81640, 250230), (83410, 244920), (85605, 238640), (87800, 232674), (89490, 228280), (91312, 223725), (94200, 216866), (97968, 208525), (98800, 206769), (100092, 204100), (102050, 200184), (105360, 193895), (108433, 188400), (114140, 178980), (116337, 175600), (119320, 171210), (122460, 166820), (125115, 163280), (131700, 155116), (133456, 153075), (136968, 149150), (137846, 148200), (142675, 143184)]