311928820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1753}}^1$

素因数の和:1841

約数の個数: 96

約数和(自身を含む): 792078336

約数和(自身を除く): 480149516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 41, 62, 70, 82, 124, 140, 155, 164, 205, 217, 287, 310, 410, 434, 574, 620, 820, 868, 1085, 1148, 1271, 1435, 1753, 2170, 2542, 2870, 3506, 4340, 5084, 5740, 6355, 7012, 8765, 8897, 12271, 12710, 17530, 17794, 24542, 25420, 35060, 35588, 44485, 49084, 54343, 61355, 71873, 88970, 108686, 122710, 143746, 177940, 217372, 245420, 271715, 287492, 359365, 380401, 503111, 543430, 718730, 760802, 1006222, 1086860, 1437460, 1521604, 1902005, 2012444, 2228063, 2515555, 3804010, 4456126, 5031110, 7608020, 8912252, 10062220, 11140315, 15596441, 22280630, 31192882, 44561260, 62385764, 77982205, 155964410, 311928820]

約数ペア:

[(1, 311928820), (2, 155964410), (4, 77982205), (5, 62385764), (7, 44561260), (10, 31192882), (14, 22280630), (20, 15596441), (28, 11140315), (31, 10062220), (35, 8912252), (41, 7608020), (62, 5031110), (70, 4456126), (82, 3804010), (124, 2515555), (140, 2228063), (155, 2012444), (164, 1902005), (205, 1521604), (217, 1437460), (287, 1086860), (310, 1006222), (410, 760802), (434, 718730), (574, 543430), (620, 503111), (820, 380401), (868, 359365), (1085, 287492), (1148, 271715), (1271, 245420), (1435, 217372), (1753, 177940), (2170, 143746), (2542, 122710), (2870, 108686), (3506, 88970), (4340, 71873), (5084, 61355), (5740, 54343), (6355, 49084), (7012, 44485), (8765, 35588), (8897, 35060), (12271, 25420), (12710, 24542), (17530, 17794)]