81222240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15383}}^1$

素因数の和:15412

約数の個数: 96

約数和(自身を含む): 279127296

約数和(自身を除く): 197905056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 5280, 15383, 30766, 46149, 61532, 76915, 92298, 123064, 153830, 169213, 184596, 230745, 246128, 307660, 338426, 369192, 461490, 492256, 507639, 615320, 676852, 738384, 846065, 922980, 1015278, 1230640, 1353704, 1476768, 1692130, 1845960, 2030556, 2461280, 2538195, 2707408, 3384260, 3691920, 4061112, 5076390, 5414816, 6768520, 7383840, 8122224, 10152780, 13537040, 16244448, 20305560, 27074080, 40611120, 81222240]

約数ペア:

[(1, 81222240), (2, 40611120), (3, 27074080), (4, 20305560), (5, 16244448), (6, 13537040), (8, 10152780), (10, 8122224), (11, 7383840), (12, 6768520), (15, 5414816), (16, 5076390), (20, 4061112), (22, 3691920), (24, 3384260), (30, 2707408), (32, 2538195), (33, 2461280), (40, 2030556), (44, 1845960), (48, 1692130), (55, 1476768), (60, 1353704), (66, 1230640), (80, 1015278), (88, 922980), (96, 846065), (110, 738384), (120, 676852), (132, 615320), (160, 507639), (165, 492256), (176, 461490), (220, 369192), (240, 338426), (264, 307660), (330, 246128), (352, 230745), (440, 184596), (480, 169213), (528, 153830), (660, 123064), (880, 92298), (1056, 76915), (1320, 61532), (1760, 46149), (2640, 30766), (5280, 15383)]