90047880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:372

約数の個数: 192

約数和(自身を含む): 320785920

約数和(自身を除く): 230738040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 71, 72, 78, 90, 104, 117, 120, 130, 142, 156, 180, 195, 213, 234, 260, 271, 284, 312, 355, 360, 390, 426, 468, 520, 542, 568, 585, 639, 710, 780, 813, 852, 923, 936, 1065, 1084, 1170, 1278, 1355, 1420, 1560, 1626, 1704, 1846, 2130, 2168, 2340, 2439, 2556, 2710, 2769, 2840, 3195, 3252, 3523, 3692, 4065, 4260, 4615, 4680, 4878, 5112, 5420, 5538, 6390, 6504, 7046, 7384, 8130, 8307, 8520, 9230, 9756, 10569, 10840, 11076, 12195, 12780, 13845, 14092, 16260, 16614, 17615, 18460, 19241, 19512, 21138, 22152, 24390, 25560, 27690, 28184, 31707, 32520, 33228, 35230, 36920, 38482, 41535, 42276, 48780, 52845, 55380, 57723, 63414, 66456, 70460, 76964, 83070, 84552, 96205, 97560, 105690, 110760, 115446, 126828, 140920, 153928, 158535, 166140, 173169, 192410, 211380, 230892, 250133, 253656, 288615, 317070, 332280, 346338, 384820, 422760, 461784, 500266, 577230, 634140, 692676, 750399, 769640, 865845, 1000532, 1154460, 1250665, 1268280, 1385352, 1500798, 1731690, 2001064, 2251197, 2308920, 2501330, 3001596, 3463380, 3751995, 4502394, 5002660, 6003192, 6926760, 7503990, 9004788, 10005320, 11255985, 15007980, 18009576, 22511970, 30015960, 45023940, 90047880]

約数ペア:

[(1, 90047880), (2, 45023940), (3, 30015960), (4, 22511970), (5, 18009576), (6, 15007980), (8, 11255985), (9, 10005320), (10, 9004788), (12, 7503990), (13, 6926760), (15, 6003192), (18, 5002660), (20, 4502394), (24, 3751995), (26, 3463380), (30, 3001596), (36, 2501330), (39, 2308920), (40, 2251197), (45, 2001064), (52, 1731690), (60, 1500798), (65, 1385352), (71, 1268280), (72, 1250665), (78, 1154460), (90, 1000532), (104, 865845), (117, 769640), (120, 750399), (130, 692676), (142, 634140), (156, 577230), (180, 500266), (195, 461784), (213, 422760), (234, 384820), (260, 346338), (271, 332280), (284, 317070), (312, 288615), (355, 253656), (360, 250133), (390, 230892), (426, 211380), (468, 192410), (520, 173169), (542, 166140), (568, 158535), (585, 153928), (639, 140920), (710, 126828), (780, 115446), (813, 110760), (852, 105690), (923, 97560), (936, 96205), (1065, 84552), (1084, 83070), (1170, 76964), (1278, 70460), (1355, 66456), (1420, 63414), (1560, 57723), (1626, 55380), (1704, 52845), (1846, 48780), (2130, 42276), (2168, 41535), (2340, 38482), (2439, 36920), (2556, 35230), (2710, 33228), (2769, 32520), (2840, 31707), (3195, 28184), (3252, 27690), (3523, 25560), (3692, 24390), (4065, 22152), (4260, 21138), (4615, 19512), (4680, 19241), (4878, 18460), (5112, 17615), (5420, 16614), (5538, 16260), (6390, 14092), (6504, 13845), (7046, 12780), (7384, 12195), (8130, 11076), (8307, 10840), (8520, 10569), (9230, 9756)]