204205440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{106357}}^1$

素因数の和:106379

約数の個数: 64

約数和(自身を含む): 650910960

約数和(自身を除く): 446705520

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, 106357, 212714, 319071, 425428, 531785, 638142, 850856, 1063570, 1276284, 1595355, 1701712, 2127140, 2552568, 3190710, 3403424, 4254280, 5105136, 6381420, 6806848, 8508560, 10210272, 12762840, 13613696, 17017120, 20420544, 25525680, 34034240, 40841088, 51051360, 68068480, 102102720, 204205440]

約数ペア:

[(1, 204205440), (2, 102102720), (3, 68068480), (4, 51051360), (5, 40841088), (6, 34034240), (8, 25525680), (10, 20420544), (12, 17017120), (15, 13613696), (16, 12762840), (20, 10210272), (24, 8508560), (30, 6806848), (32, 6381420), (40, 5105136), (48, 4254280), (60, 3403424), (64, 3190710), (80, 2552568), (96, 2127140), (120, 1701712), (128, 1595355), (160, 1276284), (192, 1063570), (240, 850856), (320, 638142), (384, 531785), (480, 425428), (640, 319071), (960, 212714), (1920, 106357)]