402166720

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:690

約数の個数: 112

約数和(自身を含む): 1004230656

約数和(自身を除く): 602063936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 71, 80, 124, 142, 155, 160, 248, 284, 310, 320, 355, 496, 568, 571, 620, 710, 992, 1136, 1142, 1240, 1420, 1984, 2201, 2272, 2284, 2480, 2840, 2855, 4402, 4544, 4568, 4960, 5680, 5710, 8804, 9136, 9920, 11005, 11360, 11420, 17608, 17701, 18272, 22010, 22720, 22840, 35216, 35402, 36544, 40541, 44020, 45680, 70432, 70804, 81082, 88040, 88505, 91360, 140864, 141608, 162164, 176080, 177010, 182720, 202705, 283216, 324328, 352160, 354020, 405410, 566432, 648656, 704320, 708040, 810820, 1132864, 1256771, 1297312, 1416080, 1621640, 2513542, 2594624, 2832160, 3243280, 5027084, 5664320, 6283855, 6486560, 10054168, 12567710, 12973120, 20108336, 25135420, 40216672, 50270840, 80433344, 100541680, 201083360, 402166720]

約数ペア:

[(1, 402166720), (2, 201083360), (4, 100541680), (5, 80433344), (8, 50270840), (10, 40216672), (16, 25135420), (20, 20108336), (31, 12973120), (32, 12567710), (40, 10054168), (62, 6486560), (64, 6283855), (71, 5664320), (80, 5027084), (124, 3243280), (142, 2832160), (155, 2594624), (160, 2513542), (248, 1621640), (284, 1416080), (310, 1297312), (320, 1256771), (355, 1132864), (496, 810820), (568, 708040), (571, 704320), (620, 648656), (710, 566432), (992, 405410), (1136, 354020), (1142, 352160), (1240, 324328), (1420, 283216), (1984, 202705), (2201, 182720), (2272, 177010), (2284, 176080), (2480, 162164), (2840, 141608), (2855, 140864), (4402, 91360), (4544, 88505), (4568, 88040), (4960, 81082), (5680, 70804), (5710, 70432), (8804, 45680), (9136, 44020), (9920, 40541), (11005, 36544), (11360, 35402), (11420, 35216), (17608, 22840), (17701, 22720), (18272, 22010)]