158245780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{487}}^1$

素因数の和:725

約数の個数: 96

約数和(自身を含む): 417134592

約数和(自身を除く): 258888812

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 211, 220, 308, 385, 422, 487, 770, 844, 974, 1055, 1477, 1540, 1948, 2110, 2321, 2435, 2954, 3409, 4220, 4642, 4870, 5357, 5908, 6818, 7385, 9284, 9740, 10714, 11605, 13636, 14770, 16247, 17045, 21428, 23210, 26785, 29540, 32494, 34090, 37499, 46420, 53570, 64988, 68180, 74998, 81235, 102757, 107140, 149996, 162470, 187495, 205514, 324940, 374990, 411028, 513785, 719299, 749980, 1027570, 1130327, 1438598, 2055140, 2260654, 2877196, 3596495, 4521308, 5651635, 7192990, 7912289, 11303270, 14385980, 15824578, 22606540, 31649156, 39561445, 79122890, 158245780]

約数ペア:

[(1, 158245780), (2, 79122890), (4, 39561445), (5, 31649156), (7, 22606540), (10, 15824578), (11, 14385980), (14, 11303270), (20, 7912289), (22, 7192990), (28, 5651635), (35, 4521308), (44, 3596495), (55, 2877196), (70, 2260654), (77, 2055140), (110, 1438598), (140, 1130327), (154, 1027570), (211, 749980), (220, 719299), (308, 513785), (385, 411028), (422, 374990), (487, 324940), (770, 205514), (844, 187495), (974, 162470), (1055, 149996), (1477, 107140), (1540, 102757), (1948, 81235), (2110, 74998), (2321, 68180), (2435, 64988), (2954, 53570), (3409, 46420), (4220, 37499), (4642, 34090), (4870, 32494), (5357, 29540), (5908, 26785), (6818, 23210), (7385, 21428), (9284, 17045), (9740, 16247), (10714, 14770), (11605, 13636)]