90400140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1867}}^1$

素因数の和:2151

約数の個数: 72

約数和(自身を含む): 275380560

約数和(自身を除く): 184980420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 1076, 1345, 1614, 1867, 2421, 2690, 3228, 3734, 4035, 4842, 5380, 5601, 7468, 8070, 9335, 9684, 11202, 12105, 16140, 16803, 18670, 22404, 24210, 28005, 33606, 37340, 48420, 56010, 67212, 84015, 112020, 168030, 336060, 502223, 1004446, 1506669, 2008892, 2511115, 3013338, 4520007, 5022230, 6026676, 7533345, 9040014, 10044460, 15066690, 18080028, 22600035, 30133380, 45200070, 90400140]

約数ペア:

[(1, 90400140), (2, 45200070), (3, 30133380), (4, 22600035), (5, 18080028), (6, 15066690), (9, 10044460), (10, 9040014), (12, 7533345), (15, 6026676), (18, 5022230), (20, 4520007), (30, 3013338), (36, 2511115), (45, 2008892), (60, 1506669), (90, 1004446), (180, 502223), (269, 336060), (538, 168030), (807, 112020), (1076, 84015), (1345, 67212), (1614, 56010), (1867, 48420), (2421, 37340), (2690, 33606), (3228, 28005), (3734, 24210), (4035, 22404), (4842, 18670), (5380, 16803), (5601, 16140), (7468, 12105), (8070, 11202), (9335, 9684)]