30191320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1531}}^1$

素因数の和:1588

約数の個数: 64

約数和(自身を含む): 74455200

約数和(自身を除く): 44263880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 493, 580, 680, 986, 1160, 1531, 1972, 2465, 3062, 3944, 4930, 6124, 7655, 9860, 12248, 15310, 19720, 26027, 30620, 44399, 52054, 61240, 88798, 104108, 130135, 177596, 208216, 221995, 260270, 355192, 443990, 520540, 754783, 887980, 1041080, 1509566, 1775960, 3019132, 3773915, 6038264, 7547830, 15095660, 30191320]

約数ペア:

[(1, 30191320), (2, 15095660), (4, 7547830), (5, 6038264), (8, 3773915), (10, 3019132), (17, 1775960), (20, 1509566), (29, 1041080), (34, 887980), (40, 754783), (58, 520540), (68, 443990), (85, 355192), (116, 260270), (136, 221995), (145, 208216), (170, 177596), (232, 130135), (290, 104108), (340, 88798), (493, 61240), (580, 52054), (680, 44399), (986, 30620), (1160, 26027), (1531, 19720), (1972, 15310), (2465, 12248), (3062, 9860), (3944, 7655), (4930, 6124)]