271485280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:453

約数の個数: 144

約数和(自身を含む): 725956560

約数和(自身を除く): 454471280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 74, 80, 88, 110, 121, 148, 160, 176, 185, 220, 242, 296, 352, 370, 379, 407, 440, 484, 592, 605, 740, 758, 814, 880, 968, 1184, 1210, 1480, 1516, 1628, 1760, 1895, 1936, 2035, 2420, 2960, 3032, 3256, 3790, 3872, 4070, 4169, 4477, 4840, 5920, 6064, 6512, 7580, 8140, 8338, 8954, 9680, 12128, 13024, 14023, 15160, 16280, 16676, 17908, 19360, 20845, 22385, 28046, 30320, 32560, 33352, 35816, 41690, 44770, 45859, 56092, 60640, 65120, 66704, 70115, 71632, 83380, 89540, 91718, 112184, 133408, 140230, 143264, 154253, 166760, 179080, 183436, 224368, 229295, 280460, 308506, 333520, 358160, 366872, 448736, 458590, 560920, 617012, 667040, 716320, 733744, 771265, 917180, 1121840, 1234024, 1467488, 1542530, 1696783, 1834360, 2243680, 2468048, 3085060, 3393566, 3668720, 4936096, 6170120, 6787132, 7337440, 8483915, 12340240, 13574264, 16967830, 24680480, 27148528, 33935660, 54297056, 67871320, 135742640, 271485280]

約数ペア:

[(1, 271485280), (2, 135742640), (4, 67871320), (5, 54297056), (8, 33935660), (10, 27148528), (11, 24680480), (16, 16967830), (20, 13574264), (22, 12340240), (32, 8483915), (37, 7337440), (40, 6787132), (44, 6170120), (55, 4936096), (74, 3668720), (80, 3393566), (88, 3085060), (110, 2468048), (121, 2243680), (148, 1834360), (160, 1696783), (176, 1542530), (185, 1467488), (220, 1234024), (242, 1121840), (296, 917180), (352, 771265), (370, 733744), (379, 716320), (407, 667040), (440, 617012), (484, 560920), (592, 458590), (605, 448736), (740, 366872), (758, 358160), (814, 333520), (880, 308506), (968, 280460), (1184, 229295), (1210, 224368), (1480, 183436), (1516, 179080), (1628, 166760), (1760, 154253), (1895, 143264), (1936, 140230), (2035, 133408), (2420, 112184), (2960, 91718), (3032, 89540), (3256, 83380), (3790, 71632), (3872, 70115), (4070, 66704), (4169, 65120), (4477, 60640), (4840, 56092), (5920, 45859), (6064, 44770), (6512, 41690), (7580, 35816), (8140, 33352), (8338, 32560), (8954, 30320), (9680, 28046), (12128, 22385), (13024, 20845), (14023, 19360), (15160, 17908), (16280, 16676)]