122443640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{661}}^1$

素因数の和:1104

約数の個数: 64

約数和(自身を含む): 301713120

約数和(自身を除く): 179269480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 421, 440, 661, 842, 1322, 1684, 2105, 2644, 3305, 3368, 4210, 4631, 5288, 6610, 7271, 8420, 9262, 13220, 14542, 16840, 18524, 23155, 26440, 29084, 36355, 37048, 46310, 58168, 72710, 92620, 145420, 185240, 278281, 290840, 556562, 1113124, 1391405, 2226248, 2782810, 3061091, 5565620, 6122182, 11131240, 12244364, 15305455, 24488728, 30610910, 61221820, 122443640]

約数ペア:

[(1, 122443640), (2, 61221820), (4, 30610910), (5, 24488728), (8, 15305455), (10, 12244364), (11, 11131240), (20, 6122182), (22, 5565620), (40, 3061091), (44, 2782810), (55, 2226248), (88, 1391405), (110, 1113124), (220, 556562), (421, 290840), (440, 278281), (661, 185240), (842, 145420), (1322, 92620), (1684, 72710), (2105, 58168), (2644, 46310), (3305, 37048), (3368, 36355), (4210, 29084), (4631, 26440), (5288, 23155), (6610, 18524), (7271, 16840), (8420, 14542), (9262, 13220)]