64806780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{18307}}^1$

素因数の和:18378

約数の個数: 48

約数和(自身を含む): 184544640

約数和(自身を除く): 119737860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 18307, 36614, 54921, 73228, 91535, 109842, 183070, 219684, 274605, 366140, 549210, 1080113, 1098420, 2160226, 3240339, 4320452, 5400565, 6480678, 10801130, 12961356, 16201695, 21602260, 32403390, 64806780]

約数ペア:

[(1, 64806780), (2, 32403390), (3, 21602260), (4, 16201695), (5, 12961356), (6, 10801130), (10, 6480678), (12, 5400565), (15, 4320452), (20, 3240339), (30, 2160226), (59, 1098420), (60, 1080113), (118, 549210), (177, 366140), (236, 274605), (295, 219684), (354, 183070), (590, 109842), (708, 91535), (885, 73228), (1180, 54921), (1770, 36614), (3540, 18307)]