128769960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97553}}^1$

素因数の和:97578

約数の個数: 64

約数和(自身を含む): 421433280

約数和(自身を除く): 292663320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 97553, 195106, 292659, 390212, 487765, 585318, 780424, 975530, 1073083, 1170636, 1463295, 1951060, 2146166, 2341272, 2926590, 3219249, 3902120, 4292332, 5365415, 5853180, 6438498, 8584664, 10730830, 11706360, 12876996, 16096245, 21461660, 25753992, 32192490, 42923320, 64384980, 128769960]

約数ペア:

[(1, 128769960), (2, 64384980), (3, 42923320), (4, 32192490), (5, 25753992), (6, 21461660), (8, 16096245), (10, 12876996), (11, 11706360), (12, 10730830), (15, 8584664), (20, 6438498), (22, 5853180), (24, 5365415), (30, 4292332), (33, 3902120), (40, 3219249), (44, 2926590), (55, 2341272), (60, 2146166), (66, 1951060), (88, 1463295), (110, 1170636), (120, 1073083), (132, 975530), (165, 780424), (220, 585318), (264, 487765), (330, 390212), (440, 292659), (660, 195106), (1320, 97553)]