31292640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:753

約数の個数: 144

約数和(自身を含む): 110388096

約数和(自身を除く): 79095456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 701, 720, 744, 930, 992, 1116, 1240, 1395, 1402, 1440, 1488, 1860, 2103, 2232, 2480, 2790, 2804, 2976, 3505, 3720, 4206, 4464, 4960, 5580, 5608, 6309, 7010, 7440, 8412, 8928, 10515, 11160, 11216, 12618, 14020, 14880, 16824, 21030, 21731, 22320, 22432, 25236, 28040, 31545, 33648, 42060, 43462, 44640, 50472, 56080, 63090, 65193, 67296, 84120, 86924, 100944, 108655, 112160, 126180, 130386, 168240, 173848, 195579, 201888, 217310, 252360, 260772, 325965, 336480, 347696, 391158, 434620, 504720, 521544, 651930, 695392, 782316, 869240, 977895, 1009440, 1043088, 1303860, 1564632, 1738480, 1955790, 2086176, 2607720, 3129264, 3476960, 3911580, 5215440, 6258528, 7823160, 10430880, 15646320, 31292640]

約数ペア:

[(1, 31292640), (2, 15646320), (3, 10430880), (4, 7823160), (5, 6258528), (6, 5215440), (8, 3911580), (9, 3476960), (10, 3129264), (12, 2607720), (15, 2086176), (16, 1955790), (18, 1738480), (20, 1564632), (24, 1303860), (30, 1043088), (31, 1009440), (32, 977895), (36, 869240), (40, 782316), (45, 695392), (48, 651930), (60, 521544), (62, 504720), (72, 434620), (80, 391158), (90, 347696), (93, 336480), (96, 325965), (120, 260772), (124, 252360), (144, 217310), (155, 201888), (160, 195579), (180, 173848), (186, 168240), (240, 130386), (248, 126180), (279, 112160), (288, 108655), (310, 100944), (360, 86924), (372, 84120), (465, 67296), (480, 65193), (496, 63090), (558, 56080), (620, 50472), (701, 44640), (720, 43462), (744, 42060), (930, 33648), (992, 31545), (1116, 28040), (1240, 25236), (1395, 22432), (1402, 22320), (1440, 21731), (1488, 21030), (1860, 16824), (2103, 14880), (2232, 14020), (2480, 12618), (2790, 11216), (2804, 11160), (2976, 10515), (3505, 8928), (3720, 8412), (4206, 7440), (4464, 7010), (4960, 6309), (5580, 5608)]