131456960

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:430

約数の個数: 112

約数和(自身を含む): 333792576

約数和(自身を除く): 202335616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 53, 64, 80, 92, 106, 115, 160, 184, 212, 230, 265, 320, 337, 368, 424, 460, 530, 674, 736, 848, 920, 1060, 1219, 1348, 1472, 1685, 1696, 1840, 2120, 2438, 2696, 3370, 3392, 3680, 4240, 4876, 5392, 6095, 6740, 7360, 7751, 8480, 9752, 10784, 12190, 13480, 15502, 16960, 17861, 19504, 21568, 24380, 26960, 31004, 35722, 38755, 39008, 48760, 53920, 62008, 71444, 77510, 78016, 89305, 97520, 107840, 124016, 142888, 155020, 178610, 195040, 248032, 285776, 310040, 357220, 390080, 410803, 496064, 571552, 620080, 714440, 821606, 1143104, 1240160, 1428880, 1643212, 2054015, 2480320, 2857760, 3286424, 4108030, 5715520, 6572848, 8216060, 13145696, 16432120, 26291392, 32864240, 65728480, 131456960]

約数ペア:

[(1, 131456960), (2, 65728480), (4, 32864240), (5, 26291392), (8, 16432120), (10, 13145696), (16, 8216060), (20, 6572848), (23, 5715520), (32, 4108030), (40, 3286424), (46, 2857760), (53, 2480320), (64, 2054015), (80, 1643212), (92, 1428880), (106, 1240160), (115, 1143104), (160, 821606), (184, 714440), (212, 620080), (230, 571552), (265, 496064), (320, 410803), (337, 390080), (368, 357220), (424, 310040), (460, 285776), (530, 248032), (674, 195040), (736, 178610), (848, 155020), (920, 142888), (1060, 124016), (1219, 107840), (1348, 97520), (1472, 89305), (1685, 78016), (1696, 77510), (1840, 71444), (2120, 62008), (2438, 53920), (2696, 48760), (3370, 39008), (3392, 38755), (3680, 35722), (4240, 31004), (4876, 26960), (5392, 24380), (6095, 21568), (6740, 19504), (7360, 17861), (7751, 16960), (8480, 15502), (9752, 13480), (10784, 12190)]