66781170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1487}}^1$

素因数の和:1999

約数の個数: 48

約数和(自身を含む): 174096000

約数和(自身を除く): 107314830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 499, 998, 1487, 1497, 2495, 2974, 2994, 4461, 4491, 4990, 7435, 7485, 8922, 8982, 13383, 14870, 14970, 22305, 22455, 26766, 44610, 44910, 66915, 133830, 742013, 1484026, 2226039, 3710065, 4452078, 6678117, 7420130, 11130195, 13356234, 22260390, 33390585, 66781170]

約数ペア:

[(1, 66781170), (2, 33390585), (3, 22260390), (5, 13356234), (6, 11130195), (9, 7420130), (10, 6678117), (15, 4452078), (18, 3710065), (30, 2226039), (45, 1484026), (90, 742013), (499, 133830), (998, 66915), (1487, 44910), (1497, 44610), (2495, 26766), (2974, 22455), (2994, 22305), (4461, 14970), (4491, 14870), (4990, 13383), (7435, 8982), (7485, 8922)]