205232640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{26723}}^1$

素因数の和:26749

約数の個数: 80

約数和(自身を含む): 656127648

約数和(自身を除く): 450895008

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, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 26723, 53446, 80169, 106892, 133615, 160338, 213784, 267230, 320676, 400845, 427568, 534460, 641352, 801690, 855136, 1068920, 1282704, 1603380, 1710272, 2137840, 2565408, 3206760, 3420544, 4275680, 5130816, 6413520, 6841088, 8551360, 10261632, 12827040, 13682176, 17102720, 20523264, 25654080, 34205440, 41046528, 51308160, 68410880, 102616320, 205232640]

約数ペア:

[(1, 205232640), (2, 102616320), (3, 68410880), (4, 51308160), (5, 41046528), (6, 34205440), (8, 25654080), (10, 20523264), (12, 17102720), (15, 13682176), (16, 12827040), (20, 10261632), (24, 8551360), (30, 6841088), (32, 6413520), (40, 5130816), (48, 4275680), (60, 3420544), (64, 3206760), (80, 2565408), (96, 2137840), (120, 1710272), (128, 1603380), (160, 1282704), (192, 1068920), (240, 855136), (256, 801690), (320, 641352), (384, 534460), (480, 427568), (512, 400845), (640, 320676), (768, 267230), (960, 213784), (1280, 160338), (1536, 133615), (1920, 106892), (2560, 80169), (3840, 53446), (7680, 26723)]