315202360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1459}}^1$

素因数の和:1972

約数の個数: 64

約数和(自身を含む): 775785600

約数和(自身を除く): 460583240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 491, 982, 1459, 1964, 2455, 2918, 3928, 4910, 5401, 5836, 7295, 9820, 10802, 11672, 14590, 16049, 19640, 21604, 27005, 29180, 32098, 43208, 54010, 58360, 64196, 80245, 108020, 128392, 160490, 216040, 320980, 641960, 716369, 1432738, 2865476, 3581845, 5730952, 7163690, 7880059, 14327380, 15760118, 28654760, 31520236, 39400295, 63040472, 78800590, 157601180, 315202360]

約数ペア:

[(1, 315202360), (2, 157601180), (4, 78800590), (5, 63040472), (8, 39400295), (10, 31520236), (11, 28654760), (20, 15760118), (22, 14327380), (40, 7880059), (44, 7163690), (55, 5730952), (88, 3581845), (110, 2865476), (220, 1432738), (440, 716369), (491, 641960), (982, 320980), (1459, 216040), (1964, 160490), (2455, 128392), (2918, 108020), (3928, 80245), (4910, 64196), (5401, 58360), (5836, 54010), (7295, 43208), (9820, 32098), (10802, 29180), (11672, 27005), (14590, 21604), (16049, 19640)]