30893080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 74299680

約数和(自身を除く): 43406600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 181, 251, 340, 362, 502, 680, 724, 905, 1004, 1255, 1448, 1810, 2008, 2510, 3077, 3620, 4267, 5020, 6154, 7240, 8534, 10040, 12308, 15385, 17068, 21335, 24616, 30770, 34136, 42670, 45431, 61540, 85340, 90862, 123080, 170680, 181724, 227155, 363448, 454310, 772327, 908620, 1544654, 1817240, 3089308, 3861635, 6178616, 7723270, 15446540, 30893080]

約数ペア:

[(1, 30893080), (2, 15446540), (4, 7723270), (5, 6178616), (8, 3861635), (10, 3089308), (17, 1817240), (20, 1544654), (34, 908620), (40, 772327), (68, 454310), (85, 363448), (136, 227155), (170, 181724), (181, 170680), (251, 123080), (340, 90862), (362, 85340), (502, 61540), (680, 45431), (724, 42670), (905, 34136), (1004, 30770), (1255, 24616), (1448, 21335), (1810, 17068), (2008, 15385), (2510, 12308), (3077, 10040), (3620, 8534), (4267, 7240), (5020, 6154)]