253297980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{108247}}^1$

素因数の和:108275

約数の個数: 72

約数和(自身を含む): 827447712

約数和(自身を除く): 574149732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 108247, 216494, 324741, 432988, 541235, 649482, 974223, 1082470, 1298964, 1407211, 1623705, 1948446, 2164940, 2814422, 3247410, 3896892, 4221633, 4871115, 5628844, 6494820, 7036055, 8443266, 9742230, 12664899, 14072110, 16886532, 19484460, 21108165, 25329798, 28144220, 42216330, 50659596, 63324495, 84432660, 126648990, 253297980]

約数ペア:

[(1, 253297980), (2, 126648990), (3, 84432660), (4, 63324495), (5, 50659596), (6, 42216330), (9, 28144220), (10, 25329798), (12, 21108165), (13, 19484460), (15, 16886532), (18, 14072110), (20, 12664899), (26, 9742230), (30, 8443266), (36, 7036055), (39, 6494820), (45, 5628844), (52, 4871115), (60, 4221633), (65, 3896892), (78, 3247410), (90, 2814422), (117, 2164940), (130, 1948446), (156, 1623705), (180, 1407211), (195, 1298964), (234, 1082470), (260, 974223), (390, 649482), (468, 541235), (585, 432988), (780, 324741), (1170, 216494), (2340, 108247)]