201143840

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:670

約数の個数: 96

約数和(自身を含む): 496936944

約数和(自身を除く): 295793104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 61, 74, 80, 122, 148, 160, 185, 244, 296, 305, 370, 488, 557, 592, 610, 740, 976, 1114, 1184, 1220, 1480, 1952, 2228, 2257, 2440, 2785, 2960, 4456, 4514, 4880, 5570, 5920, 8912, 9028, 9760, 11140, 11285, 17824, 18056, 20609, 22280, 22570, 33977, 36112, 41218, 44560, 45140, 67954, 72224, 82436, 89120, 90280, 103045, 135908, 164872, 169885, 180560, 206090, 271816, 329744, 339770, 361120, 412180, 543632, 659488, 679540, 824360, 1087264, 1257149, 1359080, 1648720, 2514298, 2718160, 3297440, 5028596, 5436320, 6285745, 10057192, 12571490, 20114384, 25142980, 40228768, 50285960, 100571920, 201143840]

約数ペア:

[(1, 201143840), (2, 100571920), (4, 50285960), (5, 40228768), (8, 25142980), (10, 20114384), (16, 12571490), (20, 10057192), (32, 6285745), (37, 5436320), (40, 5028596), (61, 3297440), (74, 2718160), (80, 2514298), (122, 1648720), (148, 1359080), (160, 1257149), (185, 1087264), (244, 824360), (296, 679540), (305, 659488), (370, 543632), (488, 412180), (557, 361120), (592, 339770), (610, 329744), (740, 271816), (976, 206090), (1114, 180560), (1184, 169885), (1220, 164872), (1480, 135908), (1952, 103045), (2228, 90280), (2257, 89120), (2440, 82436), (2785, 72224), (2960, 67954), (4456, 45140), (4514, 44560), (4880, 41218), (5570, 36112), (5920, 33977), (8912, 22570), (9028, 22280), (9760, 20609), (11140, 18056), (11285, 17824)]