90278720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{983}}^1$

素因数の和:1048

約数の個数: 112

約数和(自身を含む): 251935488

約数和(自身を除く): 161656768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 140, 160, 164, 205, 224, 280, 287, 320, 328, 410, 448, 560, 574, 656, 820, 983, 1120, 1148, 1312, 1435, 1640, 1966, 2240, 2296, 2624, 2870, 3280, 3932, 4592, 4915, 5740, 6560, 6881, 7864, 9184, 9830, 11480, 13120, 13762, 15728, 18368, 19660, 22960, 27524, 31456, 34405, 39320, 40303, 45920, 55048, 62912, 68810, 78640, 80606, 91840, 110096, 137620, 157280, 161212, 201515, 220192, 275240, 282121, 314560, 322424, 403030, 440384, 550480, 564242, 644848, 806060, 1100960, 1128484, 1289696, 1410605, 1612120, 2201920, 2256968, 2579392, 2821210, 3224240, 4513936, 5642420, 6448480, 9027872, 11284840, 12896960, 18055744, 22569680, 45139360, 90278720]

約数ペア:

[(1, 90278720), (2, 45139360), (4, 22569680), (5, 18055744), (7, 12896960), (8, 11284840), (10, 9027872), (14, 6448480), (16, 5642420), (20, 4513936), (28, 3224240), (32, 2821210), (35, 2579392), (40, 2256968), (41, 2201920), (56, 1612120), (64, 1410605), (70, 1289696), (80, 1128484), (82, 1100960), (112, 806060), (140, 644848), (160, 564242), (164, 550480), (205, 440384), (224, 403030), (280, 322424), (287, 314560), (320, 282121), (328, 275240), (410, 220192), (448, 201515), (560, 161212), (574, 157280), (656, 137620), (820, 110096), (983, 91840), (1120, 80606), (1148, 78640), (1312, 68810), (1435, 62912), (1640, 55048), (1966, 45920), (2240, 40303), (2296, 39320), (2624, 34405), (2870, 31456), (3280, 27524), (3932, 22960), (4592, 19660), (4915, 18368), (5740, 15728), (6560, 13762), (6881, 13120), (7864, 11480), (9184, 9830)]