204904080

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:435

約数の個数: 200

約数和(自身を含む): 720912192

約数和(自身を除く): 516008112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 103, 108, 120, 135, 144, 162, 180, 206, 216, 240, 270, 307, 309, 324, 360, 405, 412, 432, 515, 540, 614, 618, 648, 720, 810, 824, 921, 927, 1030, 1080, 1228, 1236, 1296, 1535, 1545, 1620, 1648, 1842, 1854, 2060, 2160, 2456, 2472, 2763, 2781, 3070, 3090, 3240, 3684, 3708, 4120, 4605, 4635, 4912, 4944, 5526, 5562, 6140, 6180, 6480, 7368, 7416, 8240, 8289, 8343, 9210, 9270, 11052, 11124, 12280, 12360, 13815, 13905, 14736, 14832, 16578, 16686, 18420, 18540, 22104, 22248, 24560, 24720, 24867, 27630, 27810, 31621, 33156, 33372, 36840, 37080, 41445, 41715, 44208, 44496, 49734, 55260, 55620, 63242, 66312, 66744, 73680, 74160, 82890, 83430, 94863, 99468, 110520, 111240, 124335, 126484, 132624, 133488, 158105, 165780, 166860, 189726, 198936, 221040, 222480, 248670, 252968, 284589, 316210, 331560, 333720, 379452, 397872, 474315, 497340, 505936, 569178, 632420, 663120, 667440, 758904, 853767, 948630, 994680, 1138356, 1264840, 1422945, 1517808, 1707534, 1897260, 1989360, 2276712, 2529680, 2561301, 2845890, 3415068, 3794520, 4268835, 4553424, 5122602, 5691780, 6830136, 7589040, 8537670, 10245204, 11383560, 12806505, 13660272, 17075340, 20490408, 22767120, 25613010, 34150680, 40980816, 51226020, 68301360, 102452040, 204904080]

約数ペア:

[(1, 204904080), (2, 102452040), (3, 68301360), (4, 51226020), (5, 40980816), (6, 34150680), (8, 25613010), (9, 22767120), (10, 20490408), (12, 17075340), (15, 13660272), (16, 12806505), (18, 11383560), (20, 10245204), (24, 8537670), (27, 7589040), (30, 6830136), (36, 5691780), (40, 5122602), (45, 4553424), (48, 4268835), (54, 3794520), (60, 3415068), (72, 2845890), (80, 2561301), (81, 2529680), (90, 2276712), (103, 1989360), (108, 1897260), (120, 1707534), (135, 1517808), (144, 1422945), (162, 1264840), (180, 1138356), (206, 994680), (216, 948630), (240, 853767), (270, 758904), (307, 667440), (309, 663120), (324, 632420), (360, 569178), (405, 505936), (412, 497340), (432, 474315), (515, 397872), (540, 379452), (614, 333720), (618, 331560), (648, 316210), (720, 284589), (810, 252968), (824, 248670), (921, 222480), (927, 221040), (1030, 198936), (1080, 189726), (1228, 166860), (1236, 165780), (1296, 158105), (1535, 133488), (1545, 132624), (1620, 126484), (1648, 124335), (1842, 111240), (1854, 110520), (2060, 99468), (2160, 94863), (2456, 83430), (2472, 82890), (2763, 74160), (2781, 73680), (3070, 66744), (3090, 66312), (3240, 63242), (3684, 55620), (3708, 55260), (4120, 49734), (4605, 44496), (4635, 44208), (4912, 41715), (4944, 41445), (5526, 37080), (5562, 36840), (6140, 33372), (6180, 33156), (6480, 31621), (7368, 27810), (7416, 27630), (8240, 24867), (8289, 24720), (8343, 24560), (9210, 22248), (9270, 22104), (11052, 18540), (11124, 18420), (12280, 16686), (12360, 16578), (13815, 14832), (13905, 14736)]