1228851840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{640027}}^1$

素因数の和:640049

約数の個数: 64

約数和(自身を含む): 3916971360

約数和(自身を除く): 2688119520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 640027, 1280054, 1920081, 2560108, 3200135, 3840162, 5120216, 6400270, 7680324, 9600405, 10240432, 12800540, 15360648, 19200810, 20480864, 25601080, 30721296, 38401620, 40961728, 51202160, 61442592, 76803240, 81923456, 102404320, 122885184, 153606480, 204808640, 245770368, 307212960, 409617280, 614425920, 1228851840]

約数ペア:

[(1, 1228851840), (2, 614425920), (3, 409617280), (4, 307212960), (5, 245770368), (6, 204808640), (8, 153606480), (10, 122885184), (12, 102404320), (15, 81923456), (16, 76803240), (20, 61442592), (24, 51202160), (30, 40961728), (32, 38401620), (40, 30721296), (48, 25601080), (60, 20480864), (64, 19200810), (80, 15360648), (96, 12800540), (120, 10240432), (128, 9600405), (160, 7680324), (192, 6400270), (240, 5120216), (320, 3840162), (384, 3200135), (480, 2560108), (640, 1920081), (960, 1280054), (1920, 640027)]