249675240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1637}}^1$

素因数の和:1723

約数の個数: 128

約数和(自身を含む): 792529920

約数和(自身を除く): 542854680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 41, 60, 62, 82, 93, 120, 123, 124, 155, 164, 186, 205, 246, 248, 310, 328, 372, 410, 465, 492, 615, 620, 744, 820, 930, 984, 1230, 1240, 1271, 1637, 1640, 1860, 2460, 2542, 3274, 3720, 3813, 4911, 4920, 5084, 6355, 6548, 7626, 8185, 9822, 10168, 12710, 13096, 15252, 16370, 19065, 19644, 24555, 25420, 30504, 32740, 38130, 39288, 49110, 50747, 50840, 65480, 67117, 76260, 98220, 101494, 134234, 152241, 152520, 196440, 201351, 202988, 253735, 268468, 304482, 335585, 402702, 405976, 507470, 536936, 608964, 671170, 761205, 805404, 1006755, 1014940, 1217928, 1342340, 1522410, 1610808, 2013510, 2029880, 2080627, 2684680, 3044820, 4027020, 4161254, 6089640, 6241881, 8054040, 8322508, 10403135, 12483762, 16645016, 20806270, 24967524, 31209405, 41612540, 49935048, 62418810, 83225080, 124837620, 249675240]

約数ペア:

[(1, 249675240), (2, 124837620), (3, 83225080), (4, 62418810), (5, 49935048), (6, 41612540), (8, 31209405), (10, 24967524), (12, 20806270), (15, 16645016), (20, 12483762), (24, 10403135), (30, 8322508), (31, 8054040), (40, 6241881), (41, 6089640), (60, 4161254), (62, 4027020), (82, 3044820), (93, 2684680), (120, 2080627), (123, 2029880), (124, 2013510), (155, 1610808), (164, 1522410), (186, 1342340), (205, 1217928), (246, 1014940), (248, 1006755), (310, 805404), (328, 761205), (372, 671170), (410, 608964), (465, 536936), (492, 507470), (615, 405976), (620, 402702), (744, 335585), (820, 304482), (930, 268468), (984, 253735), (1230, 202988), (1240, 201351), (1271, 196440), (1637, 152520), (1640, 152241), (1860, 134234), (2460, 101494), (2542, 98220), (3274, 76260), (3720, 67117), (3813, 65480), (4911, 50840), (4920, 50747), (5084, 49110), (6355, 39288), (6548, 38130), (7626, 32740), (8185, 30504), (9822, 25420), (10168, 24555), (12710, 19644), (13096, 19065), (15252, 16370)]