12899640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8269}}^1$

素因数の和:8296

約数の個数: 64

約数和(自身を含む): 41680800

約数和(自身を除く): 28781160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 8269, 16538, 24807, 33076, 41345, 49614, 66152, 82690, 99228, 107497, 124035, 165380, 198456, 214994, 248070, 322491, 330760, 429988, 496140, 537485, 644982, 859976, 992280, 1074970, 1289964, 1612455, 2149940, 2579928, 3224910, 4299880, 6449820, 12899640]

約数ペア:

[(1, 12899640), (2, 6449820), (3, 4299880), (4, 3224910), (5, 2579928), (6, 2149940), (8, 1612455), (10, 1289964), (12, 1074970), (13, 992280), (15, 859976), (20, 644982), (24, 537485), (26, 496140), (30, 429988), (39, 330760), (40, 322491), (52, 248070), (60, 214994), (65, 198456), (78, 165380), (104, 124035), (120, 107497), (130, 99228), (156, 82690), (195, 66152), (260, 49614), (312, 41345), (390, 33076), (520, 24807), (780, 16538), (1560, 8269)]