90857360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^2$

素因数の和:181

約数の個数: 120

約数和(自身を含む): 244109376

約数和(自身を除く): 153252016

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 67, 80, 88, 92, 110, 115, 134, 176, 184, 220, 230, 253, 268, 335, 368, 440, 460, 506, 536, 670, 737, 880, 920, 1012, 1072, 1265, 1340, 1474, 1541, 1840, 2024, 2530, 2680, 2948, 3082, 3685, 4048, 4489, 5060, 5360, 5896, 6164, 7370, 7705, 8978, 10120, 11792, 12328, 14740, 15410, 16951, 17956, 20240, 22445, 24656, 29480, 30820, 33902, 35912, 44890, 49379, 58960, 61640, 67804, 71824, 84755, 89780, 98758, 103247, 123280, 135608, 169510, 179560, 197516, 206494, 246895, 271216, 339020, 359120, 395032, 412988, 493790, 516235, 678040, 790064, 825976, 987580, 1032470, 1135717, 1356080, 1651952, 1975160, 2064940, 2271434, 3950320, 4129880, 4542868, 5678585, 8259760, 9085736, 11357170, 18171472, 22714340, 45428680, 90857360]

約数ペア:

[(1, 90857360), (2, 45428680), (4, 22714340), (5, 18171472), (8, 11357170), (10, 9085736), (11, 8259760), (16, 5678585), (20, 4542868), (22, 4129880), (23, 3950320), (40, 2271434), (44, 2064940), (46, 1975160), (55, 1651952), (67, 1356080), (80, 1135717), (88, 1032470), (92, 987580), (110, 825976), (115, 790064), (134, 678040), (176, 516235), (184, 493790), (220, 412988), (230, 395032), (253, 359120), (268, 339020), (335, 271216), (368, 246895), (440, 206494), (460, 197516), (506, 179560), (536, 169510), (670, 135608), (737, 123280), (880, 103247), (920, 98758), (1012, 89780), (1072, 84755), (1265, 71824), (1340, 67804), (1474, 61640), (1541, 58960), (1840, 49379), (2024, 44890), (2530, 35912), (2680, 33902), (2948, 30820), (3082, 29480), (3685, 24656), (4048, 22445), (4489, 20240), (5060, 17956), (5360, 16951), (5896, 15410), (6164, 14740), (7370, 12328), (7705, 11792), (8978, 10120)]