81656151120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4930927}}^1$

素因数の和:4930969

約数の個数: 120

約数和(自身を含む): 286151613696

約数和(自身を除く): 204495462576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5520, 8280, 16560, 4930927, 9861854, 14792781, 19723708, 24654635, 29585562, 39447416, 44378343, 49309270, 59171124, 73963905, 78894832, 88756686, 98618540, 113411321, 118342248, 147927810, 177513372, 197237080, 221891715, 226822642, 236684496, 295855620, 340233963, 355026744, 394474160, 443783430, 453645284, 567056605, 591711240, 680467926, 710053488, 887566860, 907290568, 1020701889, 1134113210, 1183422480, 1360935852, 1701169815, 1775133720, 1814581136, 2041403778, 2268226420, 2721871704, 3402339630, 3550267440, 4082807556, 4536452840, 5103509445, 5443743408, 6804679260, 8165615112, 9072905680, 10207018890, 13609358520, 16331230224, 20414037780, 27218717040, 40828075560, 81656151120]

約数ペア:

[(1, 81656151120), (2, 40828075560), (3, 27218717040), (4, 20414037780), (5, 16331230224), (6, 13609358520), (8, 10207018890), (9, 9072905680), (10, 8165615112), (12, 6804679260), (15, 5443743408), (16, 5103509445), (18, 4536452840), (20, 4082807556), (23, 3550267440), (24, 3402339630), (30, 2721871704), (36, 2268226420), (40, 2041403778), (45, 1814581136), (46, 1775133720), (48, 1701169815), (60, 1360935852), (69, 1183422480), (72, 1134113210), (80, 1020701889), (90, 907290568), (92, 887566860), (115, 710053488), (120, 680467926), (138, 591711240), (144, 567056605), (180, 453645284), (184, 443783430), (207, 394474160), (230, 355026744), (240, 340233963), (276, 295855620), (345, 236684496), (360, 226822642), (368, 221891715), (414, 197237080), (460, 177513372), (552, 147927810), (690, 118342248), (720, 113411321), (828, 98618540), (920, 88756686), (1035, 78894832), (1104, 73963905), (1380, 59171124), (1656, 49309270), (1840, 44378343), (2070, 39447416), (2760, 29585562), (3312, 24654635), (4140, 19723708), (5520, 14792781), (8280, 9861854), (16560, 4930927)]