143990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1$

素因数の和:53

約数の個数: 48

約数和(自身を含む): 344736

約数和(自身を除く): 200746

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 121, 154, 170, 187, 238, 242, 374, 385, 595, 605, 770, 847, 935, 1190, 1210, 1309, 1694, 1870, 2057, 2618, 4114, 4235, 6545, 8470, 10285, 13090, 14399, 20570, 28798, 71995, 143990]

約数ペア:

[(1, 143990), (2, 71995), (5, 28798), (7, 20570), (10, 14399), (11, 13090), (14, 10285), (17, 8470), (22, 6545), (34, 4235), (35, 4114), (55, 2618), (70, 2057), (77, 1870), (85, 1694), (110, 1309), (119, 1210), (121, 1190), (154, 935), (170, 847), (187, 770), (238, 605), (242, 595), (374, 385)]