127457720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{10657}}^1$

素因数の和:10704

約数の個数: 64

約数和(自身を含む): 322297920

約数和(自身を除く): 194840200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1196, 1495, 2392, 2990, 5980, 10657, 11960, 21314, 42628, 53285, 85256, 106570, 138541, 213140, 245111, 277082, 426280, 490222, 554164, 692705, 980444, 1108328, 1225555, 1385410, 1960888, 2451110, 2770820, 3186443, 4902220, 5541640, 6372886, 9804440, 12745772, 15932215, 25491544, 31864430, 63728860, 127457720]

約数ペア:

[(1, 127457720), (2, 63728860), (4, 31864430), (5, 25491544), (8, 15932215), (10, 12745772), (13, 9804440), (20, 6372886), (23, 5541640), (26, 4902220), (40, 3186443), (46, 2770820), (52, 2451110), (65, 1960888), (92, 1385410), (104, 1225555), (115, 1108328), (130, 980444), (184, 692705), (230, 554164), (260, 490222), (299, 426280), (460, 277082), (520, 245111), (598, 213140), (920, 138541), (1196, 106570), (1495, 85256), (2392, 53285), (2990, 42628), (5980, 21314), (10657, 11960)]