78347120

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:438

約数の個数: 80

約数和(自身を含む): 189416448

約数和(自身を除く): 111069328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 67, 80, 94, 134, 188, 235, 268, 311, 335, 376, 470, 536, 622, 670, 752, 940, 1072, 1244, 1340, 1555, 1880, 2488, 2680, 3110, 3149, 3760, 4976, 5360, 6220, 6298, 12440, 12596, 14617, 15745, 20837, 24880, 25192, 29234, 31490, 41674, 50384, 58468, 62980, 73085, 83348, 104185, 116936, 125960, 146170, 166696, 208370, 233872, 251920, 292340, 333392, 416740, 584680, 833480, 979339, 1169360, 1666960, 1958678, 3917356, 4896695, 7834712, 9793390, 15669424, 19586780, 39173560, 78347120]

約数ペア:

[(1, 78347120), (2, 39173560), (4, 19586780), (5, 15669424), (8, 9793390), (10, 7834712), (16, 4896695), (20, 3917356), (40, 1958678), (47, 1666960), (67, 1169360), (80, 979339), (94, 833480), (134, 584680), (188, 416740), (235, 333392), (268, 292340), (311, 251920), (335, 233872), (376, 208370), (470, 166696), (536, 146170), (622, 125960), (670, 116936), (752, 104185), (940, 83348), (1072, 73085), (1244, 62980), (1340, 58468), (1555, 50384), (1880, 41674), (2488, 31490), (2680, 29234), (3110, 25192), (3149, 24880), (3760, 20837), (4976, 15745), (5360, 14617), (6220, 12596), (6298, 12440)]