64101780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{39569}}^1$

素因数の和:39590

約数の個数: 60

約数和(自身を含む): 201094740

約数和(自身を除く): 136992960

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 39569, 79138, 118707, 158276, 197845, 237414, 356121, 395690, 474828, 593535, 712242, 791380, 1068363, 1187070, 1424484, 1780605, 2136726, 2374140, 3205089, 3561210, 4273452, 5341815, 6410178, 7122420, 10683630, 12820356, 16025445, 21367260, 32050890, 64101780]

約数ペア:

[(1, 64101780), (2, 32050890), (3, 21367260), (4, 16025445), (5, 12820356), (6, 10683630), (9, 7122420), (10, 6410178), (12, 5341815), (15, 4273452), (18, 3561210), (20, 3205089), (27, 2374140), (30, 2136726), (36, 1780605), (45, 1424484), (54, 1187070), (60, 1068363), (81, 791380), (90, 712242), (108, 593535), (135, 474828), (162, 395690), (180, 356121), (270, 237414), (324, 197845), (405, 158276), (540, 118707), (810, 79138), (1620, 39569)]