138580520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{11587}}^1$

素因数の和:11634

約数の個数: 64

約数和(自身を含む): 350421120

約数和(自身を除く): 211840600

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, 11587, 11960, 23174, 46348, 57935, 92696, 115870, 150631, 231740, 266501, 301262, 463480, 533002, 602524, 753155, 1066004, 1205048, 1332505, 1506310, 2132008, 2665010, 3012620, 3464513, 5330020, 6025240, 6929026, 10660040, 13858052, 17322565, 27716104, 34645130, 69290260, 138580520]

約数ペア:

[(1, 138580520), (2, 69290260), (4, 34645130), (5, 27716104), (8, 17322565), (10, 13858052), (13, 10660040), (20, 6929026), (23, 6025240), (26, 5330020), (40, 3464513), (46, 3012620), (52, 2665010), (65, 2132008), (92, 1506310), (104, 1332505), (115, 1205048), (130, 1066004), (184, 753155), (230, 602524), (260, 533002), (299, 463480), (460, 301262), (520, 266501), (598, 231740), (920, 150631), (1196, 115870), (1495, 92696), (2392, 57935), (2990, 46348), (5980, 23174), (11587, 11960)]