1520668088

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1\times {\mathrm{311}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 3061281600

約数和(自身を除く): 1540613512

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 157, 229, 311, 314, 458, 622, 628, 916, 1244, 1256, 1832, 2488, 2669, 3893, 5287, 5338, 7786, 10574, 10676, 15572, 21148, 21352, 31144, 35953, 42296, 48827, 71219, 71906, 97654, 142438, 143812, 195308, 284876, 287624, 390616, 569752, 611201, 830059, 1210723, 1222402, 1660118, 2421446, 2444804, 3320236, 4842892, 4889608, 6640472, 9685784, 11181383, 22362766, 44725532, 89451064, 190083511, 380167022, 760334044, 1520668088]

約数ペア:

[(1, 1520668088), (2, 760334044), (4, 380167022), (8, 190083511), (17, 89451064), (34, 44725532), (68, 22362766), (136, 11181383), (157, 9685784), (229, 6640472), (311, 4889608), (314, 4842892), (458, 3320236), (622, 2444804), (628, 2421446), (916, 1660118), (1244, 1222402), (1256, 1210723), (1832, 830059), (2488, 611201), (2669, 569752), (3893, 390616), (5287, 287624), (5338, 284876), (7786, 195308), (10574, 143812), (10676, 142438), (15572, 97654), (21148, 71906), (21352, 71219), (31144, 48827), (35953, 42296)]