21808658520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1\times {\mathrm{347}}^1$

素因数の和:703

約数の個数: 384

約数和(自身を含む): 79151904000

約数和(自身を除く): 57343245480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 59, 60, 66, 72, 88, 90, 99, 110, 118, 120, 132, 165, 177, 180, 198, 220, 236, 264, 269, 295, 330, 347, 354, 360, 396, 440, 472, 495, 531, 538, 590, 649, 660, 694, 708, 792, 807, 885, 990, 1041, 1062, 1076, 1180, 1298, 1320, 1345, 1388, 1416, 1614, 1735, 1770, 1947, 1980, 2082, 2124, 2152, 2360, 2421, 2596, 2655, 2690, 2776, 2959, 3123, 3228, 3245, 3470, 3540, 3817, 3894, 3960, 4035, 4164, 4248, 4842, 5192, 5205, 5310, 5380, 5841, 5918, 6246, 6456, 6490, 6940, 7080, 7634, 7788, 8070, 8328, 8877, 9684, 9735, 10410, 10620, 10760, 11451, 11682, 11836, 12105, 12492, 12980, 13880, 14795, 15268, 15576, 15615, 15871, 16140, 17754, 19085, 19368, 19470, 20473, 20820, 21240, 22902, 23364, 23672, 24210, 24984, 25960, 26631, 29205, 29590, 30536, 31230, 31742, 32280, 34353, 35508, 38170, 38940, 40946, 41640, 44385, 45804, 46728, 47613, 48420, 53262, 57255, 58410, 59180, 61419, 62460, 63484, 68706, 71016, 76340, 77880, 79355, 81892, 88770, 91608, 93343, 95226, 96840, 102365, 106524, 114510, 116820, 118360, 122838, 124920, 126968, 133155, 137412, 142839, 152680, 158710, 163784, 171765, 174581, 177540, 184257, 186686, 190452, 204730, 213048, 225203, 229020, 233640, 238065, 245676, 266310, 274824, 280029, 285678, 307095, 317420, 343530, 349162, 355080, 368514, 373372, 380904, 409460, 450406, 458040, 466715, 476130, 491352, 523743, 532620, 560058, 571356, 614190, 634840, 675609, 687060, 698324, 714195, 737028, 746744, 818920, 840087, 872905, 900812, 921285, 933430, 952260, 1026773, 1047486, 1065240, 1120116, 1126015, 1142712, 1228380, 1351218, 1374120, 1396648, 1400145, 1428390, 1474056, 1571229, 1680174, 1745810, 1801624, 1842570, 1866860, 1904520, 2026827, 2053546, 2094972, 2240232, 2252030, 2456760, 2618715, 2702436, 2800290, 2856780, 3080319, 3142458, 3360348, 3378045, 3491620, 3685140, 3733720, 4053654, 4107092, 4189944, 4200435, 4504060, 5133865, 5237430, 5404872, 5507237, 5600580, 5713560, 6160638, 6284916, 6720696, 6756090, 6983240, 7370280, 7856145, 8107308, 8214184, 8400870, 9008120, 9240957, 10134135, 10267730, 10474860, 11014474, 11201160, 12321276, 12569832, 13512180, 15401595, 15712290, 16214616, 16521711, 16801740, 18481914, 20268270, 20535460, 20949720, 22028948, 24642552, 27024360, 27536185, 30803190, 31424580, 33043422, 33603480, 36963828, 40536540, 41070920, 44057896, 46204785, 49565133, 55072370, 60579607, 61606380, 62849160, 66086844, 73927656, 81073080, 82608555, 92409570, 99130266, 110144740, 121159214, 123212760, 132173688, 165217110, 181738821, 184819140, 198260532, 220289480, 242318428, 247825665, 302898035, 330434220, 363477642, 369638280, 396521064, 484636856, 495651330, 545216463, 605796070, 660868440, 726955284, 908694105, 991302660, 1090432926, 1211592140, 1453910568, 1817388210, 1982605320, 2180865852, 2423184280, 2726082315, 3634776420, 4361731704, 5452164630, 7269552840, 10904329260, 21808658520]

約数ペア:

[(1, 21808658520), (2, 10904329260), (3, 7269552840), (4, 5452164630), (5, 4361731704), (6, 3634776420), (8, 2726082315), (9, 2423184280), (10, 2180865852), (11, 1982605320), (12, 1817388210), (15, 1453910568), (18, 1211592140), (20, 1090432926), (22, 991302660), (24, 908694105), (30, 726955284), (33, 660868440), (36, 605796070), (40, 545216463), (44, 495651330), (45, 484636856), (55, 396521064), (59, 369638280), (60, 363477642), (66, 330434220), (72, 302898035), (88, 247825665), (90, 242318428), (99, 220289480), (110, 198260532), (118, 184819140), (120, 181738821), (132, 165217110), (165, 132173688), (177, 123212760), (180, 121159214), (198, 110144740), (220, 99130266), (236, 92409570), (264, 82608555), (269, 81073080), (295, 73927656), (330, 66086844), (347, 62849160), (354, 61606380), (360, 60579607), (396, 55072370), (440, 49565133), (472, 46204785), (495, 44057896), (531, 41070920), (538, 40536540), (590, 36963828), (649, 33603480), (660, 33043422), (694, 31424580), (708, 30803190), (792, 27536185), (807, 27024360), (885, 24642552), (990, 22028948), (1041, 20949720), (1062, 20535460), (1076, 20268270), (1180, 18481914), (1298, 16801740), (1320, 16521711), (1345, 16214616), (1388, 15712290), (1416, 15401595), (1614, 13512180), (1735, 12569832), (1770, 12321276), (1947, 11201160), (1980, 11014474), (2082, 10474860), (2124, 10267730), (2152, 10134135), (2360, 9240957), (2421, 9008120), (2596, 8400870), (2655, 8214184), (2690, 8107308), (2776, 7856145), (2959, 7370280), (3123, 6983240), (3228, 6756090), (3245, 6720696), (3470, 6284916), (3540, 6160638), (3817, 5713560), (3894, 5600580), (3960, 5507237), (4035, 5404872), (4164, 5237430), (4248, 5133865), (4842, 4504060), (5192, 4200435), (5205, 4189944), (5310, 4107092), (5380, 4053654), (5841, 3733720), (5918, 3685140), (6246, 3491620), (6456, 3378045), (6490, 3360348), (6940, 3142458), (7080, 3080319), (7634, 2856780), (7788, 2800290), (8070, 2702436), (8328, 2618715), (8877, 2456760), (9684, 2252030), (9735, 2240232), (10410, 2094972), (10620, 2053546), (10760, 2026827), (11451, 1904520), (11682, 1866860), (11836, 1842570), (12105, 1801624), (12492, 1745810), (12980, 1680174), (13880, 1571229), (14795, 1474056), (15268, 1428390), (15576, 1400145), (15615, 1396648), (15871, 1374120), (16140, 1351218), (17754, 1228380), (19085, 1142712), (19368, 1126015), (19470, 1120116), (20473, 1065240), (20820, 1047486), (21240, 1026773), (22902, 952260), (23364, 933430), (23672, 921285), (24210, 900812), (24984, 872905), (25960, 840087), (26631, 818920), (29205, 746744), (29590, 737028), (30536, 714195), (31230, 698324), (31742, 687060), (32280, 675609), (34353, 634840), (35508, 614190), (38170, 571356), (38940, 560058), (40946, 532620), (41640, 523743), (44385, 491352), (45804, 476130), (46728, 466715), (47613, 458040), (48420, 450406), (53262, 409460), (57255, 380904), (58410, 373372), (59180, 368514), (61419, 355080), (62460, 349162), (63484, 343530), (68706, 317420), (71016, 307095), (76340, 285678), (77880, 280029), (79355, 274824), (81892, 266310), (88770, 245676), (91608, 238065), (93343, 233640), (95226, 229020), (96840, 225203), (102365, 213048), (106524, 204730), (114510, 190452), (116820, 186686), (118360, 184257), (122838, 177540), (124920, 174581), (126968, 171765), (133155, 163784), (137412, 158710), (142839, 152680)]