1900644720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:560

約数の個数: 320

約数和(自身を含む): 6716903424

約数和(自身を除く): 4816258704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 43, 48, 52, 60, 62, 65, 78, 80, 86, 93, 104, 120, 124, 129, 130, 155, 156, 172, 186, 195, 208, 215, 240, 248, 258, 260, 310, 312, 344, 372, 390, 403, 430, 457, 465, 496, 516, 520, 559, 620, 624, 645, 688, 744, 780, 806, 860, 914, 930, 1032, 1040, 1118, 1209, 1240, 1290, 1333, 1371, 1488, 1560, 1612, 1677, 1720, 1828, 1860, 2015, 2064, 2236, 2285, 2418, 2480, 2580, 2666, 2742, 2795, 3120, 3224, 3354, 3440, 3656, 3720, 3999, 4030, 4472, 4570, 4836, 5160, 5332, 5484, 5590, 5941, 6045, 6448, 6665, 6708, 6855, 7312, 7440, 7998, 8060, 8385, 8944, 9140, 9672, 10320, 10664, 10968, 11180, 11882, 12090, 13330, 13416, 13710, 14167, 15996, 16120, 16770, 17329, 17823, 18280, 19344, 19651, 19995, 21328, 21936, 22360, 23764, 24180, 26660, 26832, 27420, 28334, 29705, 31992, 32240, 33540, 34658, 35646, 36560, 39302, 39990, 42501, 44720, 47528, 48360, 51987, 53320, 54840, 56668, 58953, 59410, 63984, 67080, 69316, 70835, 71292, 78604, 79980, 85002, 86645, 89115, 95056, 96720, 98255, 103974, 106640, 109680, 113336, 117906, 118820, 134160, 138632, 141670, 142584, 157208, 159960, 170004, 173290, 178230, 184171, 196510, 207948, 212505, 226672, 235812, 237640, 255463, 259935, 277264, 283340, 285168, 294765, 314416, 319920, 340008, 346580, 356460, 368342, 393020, 415896, 425010, 471624, 475280, 510926, 519870, 552513, 566680, 589530, 609181, 680016, 693160, 712920, 736684, 766389, 786040, 831792, 850020, 920855, 943248, 1021852, 1039740, 1105026, 1133360, 1179060, 1218362, 1277315, 1386320, 1425840, 1473368, 1532778, 1572080, 1700040, 1827543, 1841710, 2043704, 2079480, 2210052, 2358120, 2436724, 2554630, 2762565, 2946736, 3045905, 3065556, 3400080, 3655086, 3683420, 3831945, 4087408, 4158960, 4420104, 4716240, 4873448, 5109260, 5525130, 6091810, 6131112, 7310172, 7366840, 7663890, 7919353, 8840208, 9137715, 9746896, 10218520, 11050260, 12183620, 12262224, 14620344, 14733680, 15327780, 15838706, 18275430, 20437040, 22100520, 23758059, 24367240, 29240688, 30655560, 31677412, 36550860, 39596765, 44201040, 47516118, 48734480, 61311120, 63354824, 73101720, 79193530, 95032236, 118790295, 126709648, 146203440, 158387060, 190064472, 237580590, 316774120, 380128944, 475161180, 633548240, 950322360, 1900644720]

約数ペア:

[(1, 1900644720), (2, 950322360), (3, 633548240), (4, 475161180), (5, 380128944), (6, 316774120), (8, 237580590), (10, 190064472), (12, 158387060), (13, 146203440), (15, 126709648), (16, 118790295), (20, 95032236), (24, 79193530), (26, 73101720), (30, 63354824), (31, 61311120), (39, 48734480), (40, 47516118), (43, 44201040), (48, 39596765), (52, 36550860), (60, 31677412), (62, 30655560), (65, 29240688), (78, 24367240), (80, 23758059), (86, 22100520), (93, 20437040), (104, 18275430), (120, 15838706), (124, 15327780), (129, 14733680), (130, 14620344), (155, 12262224), (156, 12183620), (172, 11050260), (186, 10218520), (195, 9746896), (208, 9137715), (215, 8840208), (240, 7919353), (248, 7663890), (258, 7366840), (260, 7310172), (310, 6131112), (312, 6091810), (344, 5525130), (372, 5109260), (390, 4873448), (403, 4716240), (430, 4420104), (457, 4158960), (465, 4087408), (496, 3831945), (516, 3683420), (520, 3655086), (559, 3400080), (620, 3065556), (624, 3045905), (645, 2946736), (688, 2762565), (744, 2554630), (780, 2436724), (806, 2358120), (860, 2210052), (914, 2079480), (930, 2043704), (1032, 1841710), (1040, 1827543), (1118, 1700040), (1209, 1572080), (1240, 1532778), (1290, 1473368), (1333, 1425840), (1371, 1386320), (1488, 1277315), (1560, 1218362), (1612, 1179060), (1677, 1133360), (1720, 1105026), (1828, 1039740), (1860, 1021852), (2015, 943248), (2064, 920855), (2236, 850020), (2285, 831792), (2418, 786040), (2480, 766389), (2580, 736684), (2666, 712920), (2742, 693160), (2795, 680016), (3120, 609181), (3224, 589530), (3354, 566680), (3440, 552513), (3656, 519870), (3720, 510926), (3999, 475280), (4030, 471624), (4472, 425010), (4570, 415896), (4836, 393020), (5160, 368342), (5332, 356460), (5484, 346580), (5590, 340008), (5941, 319920), (6045, 314416), (6448, 294765), (6665, 285168), (6708, 283340), (6855, 277264), (7312, 259935), (7440, 255463), (7998, 237640), (8060, 235812), (8385, 226672), (8944, 212505), (9140, 207948), (9672, 196510), (10320, 184171), (10664, 178230), (10968, 173290), (11180, 170004), (11882, 159960), (12090, 157208), (13330, 142584), (13416, 141670), (13710, 138632), (14167, 134160), (15996, 118820), (16120, 117906), (16770, 113336), (17329, 109680), (17823, 106640), (18280, 103974), (19344, 98255), (19651, 96720), (19995, 95056), (21328, 89115), (21936, 86645), (22360, 85002), (23764, 79980), (24180, 78604), (26660, 71292), (26832, 70835), (27420, 69316), (28334, 67080), (29705, 63984), (31992, 59410), (32240, 58953), (33540, 56668), (34658, 54840), (35646, 53320), (36560, 51987), (39302, 48360), (39990, 47528), (42501, 44720)]