128517420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{983}}^1\times {\mathrm{2179}}^1$

素因数の和:3174

約数の個数: 48

約数和(自身を含む): 360380160

約数和(自身を除く): 231862740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 983, 1966, 2179, 2949, 3932, 4358, 4915, 5898, 6537, 8716, 9830, 10895, 11796, 13074, 14745, 19660, 21790, 26148, 29490, 32685, 43580, 58980, 65370, 130740, 2141957, 4283914, 6425871, 8567828, 10709785, 12851742, 21419570, 25703484, 32129355, 42839140, 64258710, 128517420]

約数ペア:

[(1, 128517420), (2, 64258710), (3, 42839140), (4, 32129355), (5, 25703484), (6, 21419570), (10, 12851742), (12, 10709785), (15, 8567828), (20, 6425871), (30, 4283914), (60, 2141957), (983, 130740), (1966, 65370), (2179, 58980), (2949, 43580), (3932, 32685), (4358, 29490), (4915, 26148), (5898, 21790), (6537, 19660), (8716, 14745), (9830, 13074), (10895, 11796)]