1275866416

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:567

約数の個数: 120

約数和(自身を含む): 2918545344

約数和(自身を除く): 1642678928

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 43, 44, 76, 86, 88, 152, 172, 176, 209, 304, 344, 361, 418, 467, 473, 688, 722, 817, 836, 934, 946, 1444, 1634, 1672, 1868, 1892, 2888, 3268, 3344, 3736, 3784, 3971, 5137, 5776, 6536, 7472, 7568, 7942, 8873, 8987, 10274, 13072, 15523, 15884, 17746, 17974, 20081, 20548, 31046, 31768, 35492, 35948, 40162, 41096, 62092, 63536, 70984, 71896, 80324, 82192, 97603, 124184, 141968, 143792, 160648, 168587, 170753, 195206, 220891, 248368, 321296, 337174, 341506, 381539, 390412, 441782, 674348, 683012, 763078, 780824, 883564, 1348696, 1366024, 1526156, 1561648, 1767128, 1854457, 2697392, 2732048, 3052312, 3534256, 3708914, 4196929, 6104624, 7249241, 7417828, 8393858, 14498482, 14835656, 16787716, 28996964, 29671312, 33575432, 57993928, 67150864, 79741651, 115987856, 159483302, 318966604, 637933208, 1275866416]

約数ペア:

[(1, 1275866416), (2, 637933208), (4, 318966604), (8, 159483302), (11, 115987856), (16, 79741651), (19, 67150864), (22, 57993928), (38, 33575432), (43, 29671312), (44, 28996964), (76, 16787716), (86, 14835656), (88, 14498482), (152, 8393858), (172, 7417828), (176, 7249241), (209, 6104624), (304, 4196929), (344, 3708914), (361, 3534256), (418, 3052312), (467, 2732048), (473, 2697392), (688, 1854457), (722, 1767128), (817, 1561648), (836, 1526156), (934, 1366024), (946, 1348696), (1444, 883564), (1634, 780824), (1672, 763078), (1868, 683012), (1892, 674348), (2888, 441782), (3268, 390412), (3344, 381539), (3736, 341506), (3784, 337174), (3971, 321296), (5137, 248368), (5776, 220891), (6536, 195206), (7472, 170753), (7568, 168587), (7942, 160648), (8873, 143792), (8987, 141968), (10274, 124184), (13072, 97603), (15523, 82192), (15884, 80324), (17746, 71896), (17974, 70984), (20081, 63536), (20548, 62092), (31046, 41096), (31768, 40162), (35492, 35948)]