156947390520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1978661}}^1$

素因数の和:1979336

約数の個数: 64

約数和(自身を含む): 471554727840

約数和(自身を除く): 314607337320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 661, 1322, 1983, 2644, 3305, 3966, 5288, 6610, 7932, 9915, 13220, 15864, 19830, 26440, 39660, 79320, 1978661, 3957322, 5935983, 7914644, 9893305, 11871966, 15829288, 19786610, 23743932, 29679915, 39573220, 47487864, 59359830, 79146440, 118719660, 237439320, 1307894921, 2615789842, 3923684763, 5231579684, 6539474605, 7847369526, 10463159368, 13078949210, 15694739052, 19618423815, 26157898420, 31389478104, 39236847630, 52315796840, 78473695260, 156947390520]

約数ペア:

[(1, 156947390520), (2, 78473695260), (3, 52315796840), (4, 39236847630), (5, 31389478104), (6, 26157898420), (8, 19618423815), (10, 15694739052), (12, 13078949210), (15, 10463159368), (20, 7847369526), (24, 6539474605), (30, 5231579684), (40, 3923684763), (60, 2615789842), (120, 1307894921), (661, 237439320), (1322, 118719660), (1983, 79146440), (2644, 59359830), (3305, 47487864), (3966, 39573220), (5288, 29679915), (6610, 23743932), (7932, 19786610), (9915, 15829288), (13220, 11871966), (15864, 9893305), (19830, 7914644), (26440, 5935983), (39660, 3957322), (79320, 1978661)]