155982340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1\times {\mathrm{367}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 333849600

約数和(自身を除く): 177867260

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 269, 316, 367, 395, 538, 734, 790, 1076, 1345, 1468, 1580, 1835, 2690, 3670, 5380, 7340, 21251, 28993, 42502, 57986, 85004, 98723, 106255, 115972, 144965, 197446, 212510, 289930, 394892, 425020, 493615, 579860, 987230, 1974460, 7799117, 15598234, 31196468, 38995585, 77991170, 155982340]

約数ペア:

[(1, 155982340), (2, 77991170), (4, 38995585), (5, 31196468), (10, 15598234), (20, 7799117), (79, 1974460), (158, 987230), (269, 579860), (316, 493615), (367, 425020), (395, 394892), (538, 289930), (734, 212510), (790, 197446), (1076, 144965), (1345, 115972), (1468, 106255), (1580, 98723), (1835, 85004), (2690, 57986), (3670, 42502), (5380, 28993), (7340, 21251)]