213727020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8839}}^1$

素因数の和:8895

約数の個数: 96

約数和(自身を含む): 665333760

約数和(自身を除く): 451606740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 4030, 4836, 6045, 8060, 8839, 12090, 17678, 24180, 26517, 35356, 44195, 53034, 88390, 106068, 114907, 132585, 176780, 229814, 265170, 274009, 344721, 459628, 530340, 548018, 574535, 689442, 822027, 1096036, 1149070, 1370045, 1378884, 1644054, 1723605, 2298140, 2740090, 3288108, 3447210, 3562117, 4110135, 5480180, 6894420, 7124234, 8220270, 10686351, 14248468, 16440540, 17810585, 21372702, 35621170, 42745404, 53431755, 71242340, 106863510, 213727020]

約数ペア:

[(1, 213727020), (2, 106863510), (3, 71242340), (4, 53431755), (5, 42745404), (6, 35621170), (10, 21372702), (12, 17810585), (13, 16440540), (15, 14248468), (20, 10686351), (26, 8220270), (30, 7124234), (31, 6894420), (39, 5480180), (52, 4110135), (60, 3562117), (62, 3447210), (65, 3288108), (78, 2740090), (93, 2298140), (124, 1723605), (130, 1644054), (155, 1378884), (156, 1370045), (186, 1149070), (195, 1096036), (260, 822027), (310, 689442), (372, 574535), (390, 548018), (403, 530340), (465, 459628), (620, 344721), (780, 274009), (806, 265170), (930, 229814), (1209, 176780), (1612, 132585), (1860, 114907), (2015, 106068), (2418, 88390), (4030, 53034), (4836, 44195), (6045, 35356), (8060, 26517), (8839, 24180), (12090, 17678)]