1208587440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{218947}}^1$

素因数の和:218986

約数の個数: 80

約数和(自身を含む): 3909535488

約数和(自身を除く): 2700948048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 218947, 437894, 656841, 875788, 1094735, 1313682, 1751576, 2189470, 2627364, 3284205, 3503152, 4378940, 5035781, 5254728, 6568410, 8757880, 10071562, 10509456, 13136820, 15107343, 17515760, 20143124, 25178905, 26273640, 30214686, 40286248, 50357810, 52547280, 60429372, 75536715, 80572496, 100715620, 120858744, 151073430, 201431240, 241717488, 302146860, 402862480, 604293720, 1208587440]

約数ペア:

[(1, 1208587440), (2, 604293720), (3, 402862480), (4, 302146860), (5, 241717488), (6, 201431240), (8, 151073430), (10, 120858744), (12, 100715620), (15, 80572496), (16, 75536715), (20, 60429372), (23, 52547280), (24, 50357810), (30, 40286248), (40, 30214686), (46, 26273640), (48, 25178905), (60, 20143124), (69, 17515760), (80, 15107343), (92, 13136820), (115, 10509456), (120, 10071562), (138, 8757880), (184, 6568410), (230, 5254728), (240, 5035781), (276, 4378940), (345, 3503152), (368, 3284205), (460, 2627364), (552, 2189470), (690, 1751576), (920, 1313682), (1104, 1094735), (1380, 875788), (1840, 656841), (2760, 437894), (5520, 218947)]