15691521940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{148229}}^1$

素因数の和:148384

約数の個数: 48

約数和(自身を含む): 33867590400

約数和(自身を除く): 18176068460

約数列:

[1, 2, 4, 5, 10, 20, 67, 79, 134, 158, 268, 316, 335, 395, 670, 790, 1340, 1580, 5293, 10586, 21172, 26465, 52930, 105860, 148229, 296458, 592916, 741145, 1482290, 2964580, 9931343, 11710091, 19862686, 23420182, 39725372, 46840364, 49656715, 58550455, 99313430, 117100910, 198626860, 234201820, 784576097, 1569152194, 3138304388, 3922880485, 7845760970, 15691521940]

約数ペア:

[(1, 15691521940), (2, 7845760970), (4, 3922880485), (5, 3138304388), (10, 1569152194), (20, 784576097), (67, 234201820), (79, 198626860), (134, 117100910), (158, 99313430), (268, 58550455), (316, 49656715), (335, 46840364), (395, 39725372), (670, 23420182), (790, 19862686), (1340, 11710091), (1580, 9931343), (5293, 2964580), (10586, 1482290), (21172, 741145), (26465, 592916), (52930, 296458), (105860, 148229)]