307499640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6907}}^1$

素因数の和:6981

約数の個数: 128

約数和(自身を含む): 1074332160

約数和(自身を除く): 766832520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1484, 1590, 1855, 2120, 2226, 2968, 3180, 3710, 4452, 5565, 6360, 6907, 7420, 8904, 11130, 13814, 14840, 20721, 22260, 27628, 34535, 41442, 44520, 48349, 55256, 69070, 82884, 96698, 103605, 138140, 145047, 165768, 193396, 207210, 241745, 276280, 290094, 366071, 386792, 414420, 483490, 580188, 725235, 732142, 828840, 966980, 1098213, 1160376, 1450470, 1464284, 1830355, 1933960, 2196426, 2562497, 2900940, 2928568, 3660710, 4392852, 5124994, 5491065, 5801880, 7321420, 7687491, 8785704, 10249988, 10982130, 12812485, 14642840, 15374982, 20499976, 21964260, 25624970, 30749964, 38437455, 43928520, 51249940, 61499928, 76874910, 102499880, 153749820, 307499640]

約数ペア:

[(1, 307499640), (2, 153749820), (3, 102499880), (4, 76874910), (5, 61499928), (6, 51249940), (7, 43928520), (8, 38437455), (10, 30749964), (12, 25624970), (14, 21964260), (15, 20499976), (20, 15374982), (21, 14642840), (24, 12812485), (28, 10982130), (30, 10249988), (35, 8785704), (40, 7687491), (42, 7321420), (53, 5801880), (56, 5491065), (60, 5124994), (70, 4392852), (84, 3660710), (105, 2928568), (106, 2900940), (120, 2562497), (140, 2196426), (159, 1933960), (168, 1830355), (210, 1464284), (212, 1450470), (265, 1160376), (280, 1098213), (318, 966980), (371, 828840), (420, 732142), (424, 725235), (530, 580188), (636, 483490), (742, 414420), (795, 386792), (840, 366071), (1060, 290094), (1113, 276280), (1272, 241745), (1484, 207210), (1590, 193396), (1855, 165768), (2120, 145047), (2226, 138140), (2968, 103605), (3180, 96698), (3710, 82884), (4452, 69070), (5565, 55256), (6360, 48349), (6907, 44520), (7420, 41442), (8904, 34535), (11130, 27628), (13814, 22260), (14840, 20721)]