280725912

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^1\times {\mathrm{151}}^2$

素因数の和:339

約数の個数: 120

約数和(自身を含む): 833193900

約数和(自身を除く): 552467988

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 81, 108, 114, 151, 152, 162, 171, 216, 228, 302, 324, 342, 453, 456, 513, 604, 648, 684, 906, 1026, 1208, 1359, 1368, 1539, 1812, 2052, 2718, 2869, 3078, 3624, 4077, 4104, 5436, 5738, 6156, 8154, 8607, 10872, 11476, 12231, 12312, 16308, 17214, 22801, 22952, 24462, 25821, 32616, 34428, 45602, 48924, 51642, 68403, 68856, 77463, 91204, 97848, 103284, 136806, 154926, 182408, 205209, 206568, 232389, 273612, 309852, 410418, 433219, 464778, 547224, 615627, 619704, 820836, 866438, 929556, 1231254, 1299657, 1641672, 1732876, 1846881, 1859112, 2462508, 2599314, 3465752, 3693762, 3898971, 4925016, 5198628, 7387524, 7797942, 10397256, 11696913, 14775048, 15595884, 23393826, 31191768, 35090739, 46787652, 70181478, 93575304, 140362956, 280725912]

約数ペア:

[(1, 280725912), (2, 140362956), (3, 93575304), (4, 70181478), (6, 46787652), (8, 35090739), (9, 31191768), (12, 23393826), (18, 15595884), (19, 14775048), (24, 11696913), (27, 10397256), (36, 7797942), (38, 7387524), (54, 5198628), (57, 4925016), (72, 3898971), (76, 3693762), (81, 3465752), (108, 2599314), (114, 2462508), (151, 1859112), (152, 1846881), (162, 1732876), (171, 1641672), (216, 1299657), (228, 1231254), (302, 929556), (324, 866438), (342, 820836), (453, 619704), (456, 615627), (513, 547224), (604, 464778), (648, 433219), (684, 410418), (906, 309852), (1026, 273612), (1208, 232389), (1359, 206568), (1368, 205209), (1539, 182408), (1812, 154926), (2052, 136806), (2718, 103284), (2869, 97848), (3078, 91204), (3624, 77463), (4077, 68856), (4104, 68403), (5436, 51642), (5738, 48924), (6156, 45602), (8154, 34428), (8607, 32616), (10872, 25821), (11476, 24462), (12231, 22952), (12312, 22801), (16308, 17214)]