30774120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19727}}^1$

素因数の和:19754

約数の個数: 64

約数和(自身を含む): 99429120

約数和(自身を除く): 68655000

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, 19727, 39454, 59181, 78908, 98635, 118362, 157816, 197270, 236724, 256451, 295905, 394540, 473448, 512902, 591810, 769353, 789080, 1025804, 1183620, 1282255, 1538706, 2051608, 2367240, 2564510, 3077412, 3846765, 5129020, 6154824, 7693530, 10258040, 15387060, 30774120]

約数ペア:

[(1, 30774120), (2, 15387060), (3, 10258040), (4, 7693530), (5, 6154824), (6, 5129020), (8, 3846765), (10, 3077412), (12, 2564510), (13, 2367240), (15, 2051608), (20, 1538706), (24, 1282255), (26, 1183620), (30, 1025804), (39, 789080), (40, 769353), (52, 591810), (60, 512902), (65, 473448), (78, 394540), (104, 295905), (120, 256451), (130, 236724), (156, 197270), (195, 157816), (260, 118362), (312, 98635), (390, 78908), (520, 59181), (780, 39454), (1560, 19727)]