163870480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1193}}^1$

素因数の和:1324

約数の個数: 80

約数和(自身を含む): 407746224

約数和(自身を除く): 243875744

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 101, 136, 170, 202, 272, 340, 404, 505, 680, 808, 1010, 1193, 1360, 1616, 1717, 2020, 2386, 3434, 4040, 4772, 5965, 6868, 8080, 8585, 9544, 11930, 13736, 17170, 19088, 20281, 23860, 27472, 34340, 40562, 47720, 68680, 81124, 95440, 101405, 120493, 137360, 162248, 202810, 240986, 324496, 405620, 481972, 602465, 811240, 963944, 1204930, 1622480, 1927888, 2048381, 2409860, 4096762, 4819720, 8193524, 9639440, 10241905, 16387048, 20483810, 32774096, 40967620, 81935240, 163870480]

約数ペア:

[(1, 163870480), (2, 81935240), (4, 40967620), (5, 32774096), (8, 20483810), (10, 16387048), (16, 10241905), (17, 9639440), (20, 8193524), (34, 4819720), (40, 4096762), (68, 2409860), (80, 2048381), (85, 1927888), (101, 1622480), (136, 1204930), (170, 963944), (202, 811240), (272, 602465), (340, 481972), (404, 405620), (505, 324496), (680, 240986), (808, 202810), (1010, 162248), (1193, 137360), (1360, 120493), (1616, 101405), (1717, 95440), (2020, 81124), (2386, 68680), (3434, 47720), (4040, 40562), (4772, 34340), (5965, 27472), (6868, 23860), (8080, 20281), (8585, 19088), (9544, 17170), (11930, 13736)]