40031640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{919}}^1$

素因数の和:958

約数の個数: 144

約数和(自身を含む): 143161200

約数和(自身を除く): 103129560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 919, 968, 990, 1089, 1210, 1320, 1452, 1815, 1838, 1980, 2178, 2420, 2757, 2904, 3630, 3676, 3960, 4356, 4595, 4840, 5445, 5514, 7260, 7352, 8271, 8712, 9190, 10109, 10890, 11028, 13785, 14520, 16542, 18380, 20218, 21780, 22056, 27570, 30327, 33084, 36760, 40436, 41355, 43560, 50545, 55140, 60654, 66168, 80872, 82710, 90981, 101090, 110280, 111199, 121308, 151635, 165420, 181962, 202180, 222398, 242616, 303270, 330840, 333597, 363924, 404360, 444796, 454905, 555995, 606540, 667194, 727848, 889592, 909810, 1000791, 1111990, 1213080, 1334388, 1667985, 1819620, 2001582, 2223980, 2668776, 3335970, 3639240, 4003164, 4447960, 5003955, 6671940, 8006328, 10007910, 13343880, 20015820, 40031640]

約数ペア:

[(1, 40031640), (2, 20015820), (3, 13343880), (4, 10007910), (5, 8006328), (6, 6671940), (8, 5003955), (9, 4447960), (10, 4003164), (11, 3639240), (12, 3335970), (15, 2668776), (18, 2223980), (20, 2001582), (22, 1819620), (24, 1667985), (30, 1334388), (33, 1213080), (36, 1111990), (40, 1000791), (44, 909810), (45, 889592), (55, 727848), (60, 667194), (66, 606540), (72, 555995), (88, 454905), (90, 444796), (99, 404360), (110, 363924), (120, 333597), (121, 330840), (132, 303270), (165, 242616), (180, 222398), (198, 202180), (220, 181962), (242, 165420), (264, 151635), (330, 121308), (360, 111199), (363, 110280), (396, 101090), (440, 90981), (484, 82710), (495, 80872), (605, 66168), (660, 60654), (726, 55140), (792, 50545), (919, 43560), (968, 41355), (990, 40436), (1089, 36760), (1210, 33084), (1320, 30327), (1452, 27570), (1815, 22056), (1838, 21780), (1980, 20218), (2178, 18380), (2420, 16542), (2757, 14520), (2904, 13785), (3630, 11028), (3676, 10890), (3960, 10109), (4356, 9190), (4595, 8712), (4840, 8271), (5445, 7352), (5514, 7260)]