72581580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1499}}^1$

素因数の和:1783

約数の個数: 72

約数和(自身を含む): 221130000

約数和(自身を除く): 148548420

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, 1499, 1614, 2421, 2690, 2998, 3228, 4035, 4497, 4842, 5380, 5996, 7495, 8070, 8994, 9684, 12105, 13491, 14990, 16140, 17988, 22485, 24210, 26982, 29980, 44970, 48420, 53964, 67455, 89940, 134910, 269820, 403231, 806462, 1209693, 1612924, 2016155, 2419386, 3629079, 4032310, 4838772, 6048465, 7258158, 8064620, 12096930, 14516316, 18145395, 24193860, 36290790, 72581580]

約数ペア:

[(1, 72581580), (2, 36290790), (3, 24193860), (4, 18145395), (5, 14516316), (6, 12096930), (9, 8064620), (10, 7258158), (12, 6048465), (15, 4838772), (18, 4032310), (20, 3629079), (30, 2419386), (36, 2016155), (45, 1612924), (60, 1209693), (90, 806462), (180, 403231), (269, 269820), (538, 134910), (807, 89940), (1076, 67455), (1345, 53964), (1499, 48420), (1614, 44970), (2421, 29980), (2690, 26982), (2998, 24210), (3228, 22485), (4035, 17988), (4497, 16140), (4842, 14990), (5380, 13491), (5996, 12105), (7495, 9684), (8070, 8994)]