154967240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{227893}}^1$

素因数の和:227921

約数の個数: 32

約数和(自身を含む): 369188280

約数和(自身を除く): 214221040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 227893, 455786, 911572, 1139465, 1823144, 2278930, 3874181, 4557860, 7748362, 9115720, 15496724, 19370905, 30993448, 38741810, 77483620, 154967240]

約数ペア:

[(1, 154967240), (2, 77483620), (4, 38741810), (5, 30993448), (8, 19370905), (10, 15496724), (17, 9115720), (20, 7748362), (34, 4557860), (40, 3874181), (68, 2278930), (85, 1823144), (136, 1139465), (170, 911572), (340, 455786), (680, 227893)]