207929920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3109}}^1$

素因数の和:3156

約数の個数: 112

約数和(自身を含む): 568756800

約数和(自身を除く): 360826880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 608, 704, 760, 836, 880, 1045, 1216, 1520, 1672, 1760, 2090, 3040, 3109, 3344, 3520, 4180, 6080, 6218, 6688, 8360, 12436, 13376, 15545, 16720, 24872, 31090, 33440, 34199, 49744, 59071, 62180, 66880, 68398, 99488, 118142, 124360, 136796, 170995, 198976, 236284, 248720, 273592, 295355, 341990, 472568, 497440, 547184, 590710, 649781, 683980, 945136, 994880, 1094368, 1181420, 1299562, 1367960, 1890272, 2188736, 2362840, 2599124, 2735920, 3248905, 3780544, 4725680, 5198248, 5471840, 6497810, 9451360, 10396496, 10943680, 12995620, 18902720, 20792992, 25991240, 41585984, 51982480, 103964960, 207929920]

約数ペア:

[(1, 207929920), (2, 103964960), (4, 51982480), (5, 41585984), (8, 25991240), (10, 20792992), (11, 18902720), (16, 12995620), (19, 10943680), (20, 10396496), (22, 9451360), (32, 6497810), (38, 5471840), (40, 5198248), (44, 4725680), (55, 3780544), (64, 3248905), (76, 2735920), (80, 2599124), (88, 2362840), (95, 2188736), (110, 1890272), (152, 1367960), (160, 1299562), (176, 1181420), (190, 1094368), (209, 994880), (220, 945136), (304, 683980), (320, 649781), (352, 590710), (380, 547184), (418, 497440), (440, 472568), (608, 341990), (704, 295355), (760, 273592), (836, 248720), (880, 236284), (1045, 198976), (1216, 170995), (1520, 136796), (1672, 124360), (1760, 118142), (2090, 99488), (3040, 68398), (3109, 66880), (3344, 62180), (3520, 59071), (4180, 49744), (6080, 34199), (6218, 33440), (6688, 31090), (8360, 24872), (12436, 16720), (13376, 15545)]