157280220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{2179}}^1$

素因数の和:2595

約数の個数: 72

約数和(自身を含む): 478492560

約数和(自身を除く): 321212340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 401, 802, 1203, 1604, 2005, 2179, 2406, 3609, 4010, 4358, 4812, 6015, 6537, 7218, 8020, 8716, 10895, 12030, 13074, 14436, 18045, 19611, 21790, 24060, 26148, 32685, 36090, 39222, 43580, 65370, 72180, 78444, 98055, 130740, 196110, 392220, 873779, 1747558, 2621337, 3495116, 4368895, 5242674, 7864011, 8737790, 10485348, 13106685, 15728022, 17475580, 26213370, 31456044, 39320055, 52426740, 78640110, 157280220]

約数ペア:

[(1, 157280220), (2, 78640110), (3, 52426740), (4, 39320055), (5, 31456044), (6, 26213370), (9, 17475580), (10, 15728022), (12, 13106685), (15, 10485348), (18, 8737790), (20, 7864011), (30, 5242674), (36, 4368895), (45, 3495116), (60, 2621337), (90, 1747558), (180, 873779), (401, 392220), (802, 196110), (1203, 130740), (1604, 98055), (2005, 78444), (2179, 72180), (2406, 65370), (3609, 43580), (4010, 39222), (4358, 36090), (4812, 32685), (6015, 26148), (6537, 24060), (7218, 21790), (8020, 19611), (8716, 18045), (10895, 14436), (12030, 13074)]