8257140

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{1699}}^1$

素因数の和:1723

約数の個数: 72

約数和(自身を含む): 25989600

約数和(自身を除く): 17732460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 1699, 2430, 3398, 4860, 5097, 6796, 8495, 10194, 15291, 16990, 20388, 25485, 30582, 33980, 45873, 50970, 61164, 76455, 91746, 101940, 137619, 152910, 183492, 229365, 275238, 305820, 412857, 458730, 550476, 688095, 825714, 917460, 1376190, 1651428, 2064285, 2752380, 4128570, 8257140]

約数ペア:

[(1, 8257140), (2, 4128570), (3, 2752380), (4, 2064285), (5, 1651428), (6, 1376190), (9, 917460), (10, 825714), (12, 688095), (15, 550476), (18, 458730), (20, 412857), (27, 305820), (30, 275238), (36, 229365), (45, 183492), (54, 152910), (60, 137619), (81, 101940), (90, 91746), (108, 76455), (135, 61164), (162, 50970), (180, 45873), (243, 33980), (270, 30582), (324, 25485), (405, 20388), (486, 16990), (540, 15291), (810, 10194), (972, 8495), (1215, 6796), (1620, 5097), (1699, 4860), (2430, 3398)]