311517388

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1453}}^1$

素因数の和:1527

約数の個数: 96

約数和(自身を含む): 729559040

約数和(自身を除く): 418041652

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 31, 38, 52, 62, 76, 91, 124, 133, 182, 217, 247, 266, 364, 403, 434, 494, 532, 589, 806, 868, 988, 1178, 1453, 1612, 1729, 2356, 2821, 2906, 3458, 4123, 5642, 5812, 6916, 7657, 8246, 10171, 11284, 15314, 16492, 18889, 20342, 27607, 30628, 37778, 40684, 45043, 53599, 55214, 75556, 90086, 107198, 110428, 132223, 180172, 193249, 214396, 264446, 315301, 358891, 386498, 528892, 585559, 630602, 717782, 772996, 855817, 1171118, 1261204, 1435564, 1711634, 2342236, 2512237, 3423268, 4098913, 5024474, 5990719, 8197826, 10048948, 11125621, 11981438, 16395652, 22251242, 23962876, 44502484, 77879347, 155758694, 311517388]

約数ペア:

[(1, 311517388), (2, 155758694), (4, 77879347), (7, 44502484), (13, 23962876), (14, 22251242), (19, 16395652), (26, 11981438), (28, 11125621), (31, 10048948), (38, 8197826), (52, 5990719), (62, 5024474), (76, 4098913), (91, 3423268), (124, 2512237), (133, 2342236), (182, 1711634), (217, 1435564), (247, 1261204), (266, 1171118), (364, 855817), (403, 772996), (434, 717782), (494, 630602), (532, 585559), (589, 528892), (806, 386498), (868, 358891), (988, 315301), (1178, 264446), (1453, 214396), (1612, 193249), (1729, 180172), (2356, 132223), (2821, 110428), (2906, 107198), (3458, 90086), (4123, 75556), (5642, 55214), (5812, 53599), (6916, 45043), (7657, 40684), (8246, 37778), (10171, 30628), (11284, 27607), (15314, 20342), (16492, 18889)]