210525960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3329}}^1$

素因数の和:3391

約数の個数: 128

約数和(自身を含む): 690508800

約数和(自身を除く): 479982840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 930, 1020, 1054, 1240, 1581, 1860, 2040, 2108, 2635, 3162, 3329, 3720, 4216, 5270, 6324, 6658, 7905, 9987, 10540, 12648, 13316, 15810, 16645, 19974, 21080, 26632, 31620, 33290, 39948, 49935, 56593, 63240, 66580, 79896, 99870, 103199, 113186, 133160, 169779, 199740, 206398, 226372, 282965, 309597, 339558, 399480, 412796, 452744, 515995, 565930, 619194, 679116, 825592, 848895, 1031990, 1131860, 1238388, 1358232, 1547985, 1697790, 1754383, 2063980, 2263720, 2476776, 3095970, 3395580, 3508766, 4127960, 5263149, 6191940, 6791160, 7017532, 8771915, 10526298, 12383880, 14035064, 17543830, 21052596, 26315745, 35087660, 42105192, 52631490, 70175320, 105262980, 210525960]

約数ペア:

[(1, 210525960), (2, 105262980), (3, 70175320), (4, 52631490), (5, 42105192), (6, 35087660), (8, 26315745), (10, 21052596), (12, 17543830), (15, 14035064), (17, 12383880), (20, 10526298), (24, 8771915), (30, 7017532), (31, 6791160), (34, 6191940), (40, 5263149), (51, 4127960), (60, 3508766), (62, 3395580), (68, 3095970), (85, 2476776), (93, 2263720), (102, 2063980), (120, 1754383), (124, 1697790), (136, 1547985), (155, 1358232), (170, 1238388), (186, 1131860), (204, 1031990), (248, 848895), (255, 825592), (310, 679116), (340, 619194), (372, 565930), (408, 515995), (465, 452744), (510, 412796), (527, 399480), (620, 339558), (680, 309597), (744, 282965), (930, 226372), (1020, 206398), (1054, 199740), (1240, 169779), (1581, 133160), (1860, 113186), (2040, 103199), (2108, 99870), (2635, 79896), (3162, 66580), (3329, 63240), (3720, 56593), (4216, 49935), (5270, 39948), (6324, 33290), (6658, 31620), (7905, 26632), (9987, 21080), (10540, 19974), (12648, 16645), (13316, 15810)]