4490040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 128

約数和(自身を含む): 14929920

約数和(自身を除く): 10439880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 71, 85, 93, 102, 120, 124, 136, 142, 155, 170, 186, 204, 213, 248, 255, 284, 310, 340, 355, 372, 408, 426, 465, 510, 527, 568, 620, 680, 710, 744, 852, 930, 1020, 1054, 1065, 1207, 1240, 1420, 1581, 1704, 1860, 2040, 2108, 2130, 2201, 2414, 2635, 2840, 3162, 3621, 3720, 4216, 4260, 4402, 4828, 5270, 6035, 6324, 6603, 7242, 7905, 8520, 8804, 9656, 10540, 11005, 12070, 12648, 13206, 14484, 15810, 17608, 18105, 21080, 22010, 24140, 26412, 28968, 31620, 33015, 36210, 37417, 44020, 48280, 52824, 63240, 66030, 72420, 74834, 88040, 112251, 132060, 144840, 149668, 187085, 224502, 264120, 299336, 374170, 449004, 561255, 748340, 898008, 1122510, 1496680, 2245020, 4490040]

約数ペア:

[(1, 4490040), (2, 2245020), (3, 1496680), (4, 1122510), (5, 898008), (6, 748340), (8, 561255), (10, 449004), (12, 374170), (15, 299336), (17, 264120), (20, 224502), (24, 187085), (30, 149668), (31, 144840), (34, 132060), (40, 112251), (51, 88040), (60, 74834), (62, 72420), (68, 66030), (71, 63240), (85, 52824), (93, 48280), (102, 44020), (120, 37417), (124, 36210), (136, 33015), (142, 31620), (155, 28968), (170, 26412), (186, 24140), (204, 22010), (213, 21080), (248, 18105), (255, 17608), (284, 15810), (310, 14484), (340, 13206), (355, 12648), (372, 12070), (408, 11005), (426, 10540), (465, 9656), (510, 8804), (527, 8520), (568, 7905), (620, 7242), (680, 6603), (710, 6324), (744, 6035), (852, 5270), (930, 4828), (1020, 4402), (1054, 4260), (1065, 4216), (1207, 3720), (1240, 3621), (1420, 3162), (1581, 2840), (1704, 2635), (1860, 2414), (2040, 2201), (2108, 2130)]