287616264

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:411

約数の個数: 128

約数和(自身を含む): 808980480

約数和(自身を除く): 521364216

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 131, 156, 186, 227, 248, 262, 312, 372, 393, 403, 454, 524, 681, 744, 786, 806, 908, 1048, 1209, 1362, 1572, 1612, 1703, 1816, 2418, 2724, 2951, 3144, 3224, 3406, 4061, 4836, 5109, 5448, 5902, 6812, 7037, 8122, 8853, 9672, 10218, 11804, 12183, 13624, 14074, 16244, 17706, 20436, 21111, 23608, 24366, 28148, 29737, 32488, 35412, 40872, 42222, 48732, 52793, 56296, 59474, 70824, 84444, 89211, 91481, 97464, 105586, 118948, 158379, 168888, 178422, 182962, 211172, 237896, 274443, 316758, 356844, 365924, 386581, 422344, 548886, 633516, 713688, 731848, 773162, 921847, 1097772, 1159743, 1267032, 1546324, 1843694, 2195544, 2319486, 2765541, 3092648, 3687388, 4638972, 5531082, 7374776, 9277944, 11062164, 11984011, 22124328, 23968022, 35952033, 47936044, 71904066, 95872088, 143808132, 287616264]

約数ペア:

[(1, 287616264), (2, 143808132), (3, 95872088), (4, 71904066), (6, 47936044), (8, 35952033), (12, 23968022), (13, 22124328), (24, 11984011), (26, 11062164), (31, 9277944), (39, 7374776), (52, 5531082), (62, 4638972), (78, 3687388), (93, 3092648), (104, 2765541), (124, 2319486), (131, 2195544), (156, 1843694), (186, 1546324), (227, 1267032), (248, 1159743), (262, 1097772), (312, 921847), (372, 773162), (393, 731848), (403, 713688), (454, 633516), (524, 548886), (681, 422344), (744, 386581), (786, 365924), (806, 356844), (908, 316758), (1048, 274443), (1209, 237896), (1362, 211172), (1572, 182962), (1612, 178422), (1703, 168888), (1816, 158379), (2418, 118948), (2724, 105586), (2951, 97464), (3144, 91481), (3224, 89211), (3406, 84444), (4061, 70824), (4836, 59474), (5109, 56296), (5448, 52793), (5902, 48732), (6812, 42222), (7037, 40872), (8122, 35412), (8853, 32488), (9672, 29737), (10218, 28148), (11804, 24366), (12183, 23608), (13624, 21111), (14074, 20436), (16244, 17706)]