974196680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 2332385280

約数和(自身を除く): 1358188600

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 71, 73, 74, 127, 142, 146, 148, 185, 254, 284, 292, 296, 355, 365, 370, 508, 568, 584, 635, 710, 730, 740, 1016, 1270, 1420, 1460, 1480, 2540, 2627, 2701, 2840, 2920, 4699, 5080, 5183, 5254, 5402, 9017, 9271, 9398, 10366, 10508, 10804, 13135, 13505, 18034, 18542, 18796, 20732, 21016, 21608, 23495, 25915, 26270, 27010, 36068, 37084, 37592, 41464, 45085, 46355, 46990, 51830, 52540, 54020, 72136, 74168, 90170, 92710, 93980, 103660, 105080, 108040, 180340, 185420, 187960, 191771, 207320, 333629, 343027, 360680, 370840, 383542, 658241, 667258, 686054, 767084, 958855, 1316482, 1334516, 1372108, 1534168, 1668145, 1715135, 1917710, 2632964, 2669032, 2744216, 3291205, 3336290, 3430270, 3835420, 5265928, 6582410, 6672580, 6860540, 7670840, 13164820, 13345160, 13721080, 24354917, 26329640, 48709834, 97419668, 121774585, 194839336, 243549170, 487098340, 974196680]

約数ペア:

[(1, 974196680), (2, 487098340), (4, 243549170), (5, 194839336), (8, 121774585), (10, 97419668), (20, 48709834), (37, 26329640), (40, 24354917), (71, 13721080), (73, 13345160), (74, 13164820), (127, 7670840), (142, 6860540), (146, 6672580), (148, 6582410), (185, 5265928), (254, 3835420), (284, 3430270), (292, 3336290), (296, 3291205), (355, 2744216), (365, 2669032), (370, 2632964), (508, 1917710), (568, 1715135), (584, 1668145), (635, 1534168), (710, 1372108), (730, 1334516), (740, 1316482), (1016, 958855), (1270, 767084), (1420, 686054), (1460, 667258), (1480, 658241), (2540, 383542), (2627, 370840), (2701, 360680), (2840, 343027), (2920, 333629), (4699, 207320), (5080, 191771), (5183, 187960), (5254, 185420), (5402, 180340), (9017, 108040), (9271, 105080), (9398, 103660), (10366, 93980), (10508, 92710), (10804, 90170), (13135, 74168), (13505, 72136), (18034, 54020), (18542, 52540), (18796, 51830), (20732, 46990), (21016, 46355), (21608, 45085), (23495, 41464), (25915, 37592), (26270, 37084), (27010, 36068)]