30645860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 79591680

約数和(自身を除く): 48945820

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 41, 70, 76, 82, 95, 133, 140, 164, 190, 205, 266, 281, 287, 380, 410, 532, 562, 574, 665, 779, 820, 1124, 1148, 1330, 1405, 1435, 1558, 1967, 2660, 2810, 2870, 3116, 3895, 3934, 5339, 5453, 5620, 5740, 7790, 7868, 9835, 10678, 10906, 11521, 15580, 19670, 21356, 21812, 23042, 26695, 27265, 37373, 39340, 46084, 53390, 54530, 57605, 74746, 80647, 106780, 109060, 115210, 149492, 161294, 186865, 218899, 230420, 322588, 373730, 403235, 437798, 747460, 806470, 875596, 1094495, 1532293, 1612940, 2188990, 3064586, 4377980, 6129172, 7661465, 15322930, 30645860]

約数ペア:

[(1, 30645860), (2, 15322930), (4, 7661465), (5, 6129172), (7, 4377980), (10, 3064586), (14, 2188990), (19, 1612940), (20, 1532293), (28, 1094495), (35, 875596), (38, 806470), (41, 747460), (70, 437798), (76, 403235), (82, 373730), (95, 322588), (133, 230420), (140, 218899), (164, 186865), (190, 161294), (205, 149492), (266, 115210), (281, 109060), (287, 106780), (380, 80647), (410, 74746), (532, 57605), (562, 54530), (574, 53390), (665, 46084), (779, 39340), (820, 37373), (1124, 27265), (1148, 26695), (1330, 23042), (1405, 21812), (1435, 21356), (1558, 19670), (1967, 15580), (2660, 11521), (2810, 10906), (2870, 10678), (3116, 9835), (3895, 7868), (3934, 7790), (5339, 5740), (5453, 5620)]