64145280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{33409}}^1$

素因数の和:33431

約数の個数: 64

約数和(自身を含む): 204469200

約数和(自身を除く): 140323920

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, 33409, 66818, 100227, 133636, 167045, 200454, 267272, 334090, 400908, 501135, 534544, 668180, 801816, 1002270, 1069088, 1336360, 1603632, 2004540, 2138176, 2672720, 3207264, 4009080, 4276352, 5345440, 6414528, 8018160, 10690880, 12829056, 16036320, 21381760, 32072640, 64145280]

約数ペア:

[(1, 64145280), (2, 32072640), (3, 21381760), (4, 16036320), (5, 12829056), (6, 10690880), (8, 8018160), (10, 6414528), (12, 5345440), (15, 4276352), (16, 4009080), (20, 3207264), (24, 2672720), (30, 2138176), (32, 2004540), (40, 1603632), (48, 1336360), (60, 1069088), (64, 1002270), (80, 801816), (96, 668180), (120, 534544), (128, 501135), (160, 400908), (192, 334090), (240, 267272), (320, 200454), (384, 167045), (480, 133636), (640, 100227), (960, 66818), (1920, 33409)]