129680560

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 312631776

約数和(自身を除く): 182951216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 193, 227, 296, 370, 386, 454, 592, 740, 772, 908, 965, 1135, 1480, 1544, 1816, 1930, 2270, 2960, 3088, 3632, 3860, 4540, 7141, 7720, 8399, 9080, 14282, 15440, 16798, 18160, 28564, 33596, 35705, 41995, 43811, 57128, 67192, 71410, 83990, 87622, 114256, 134384, 142820, 167980, 175244, 219055, 285640, 335960, 350488, 438110, 571280, 671920, 700976, 876220, 1621007, 1752440, 3242014, 3504880, 6484028, 8105035, 12968056, 16210070, 25936112, 32420140, 64840280, 129680560]

約数ペア:

[(1, 129680560), (2, 64840280), (4, 32420140), (5, 25936112), (8, 16210070), (10, 12968056), (16, 8105035), (20, 6484028), (37, 3504880), (40, 3242014), (74, 1752440), (80, 1621007), (148, 876220), (185, 700976), (193, 671920), (227, 571280), (296, 438110), (370, 350488), (386, 335960), (454, 285640), (592, 219055), (740, 175244), (772, 167980), (908, 142820), (965, 134384), (1135, 114256), (1480, 87622), (1544, 83990), (1816, 71410), (1930, 67192), (2270, 57128), (2960, 43811), (3088, 41995), (3632, 35705), (3860, 33596), (4540, 28564), (7141, 18160), (7720, 16798), (8399, 15440), (9080, 14282)]