289172880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{401629}}^1$

素因数の和:401648

約数の個数: 60

約数和(自身を含む): 971141340

約数和(自身を除く): 681968460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 401629, 803258, 1204887, 1606516, 2008145, 2409774, 3213032, 3614661, 4016290, 4819548, 6024435, 6426064, 7229322, 8032580, 9639096, 12048870, 14458644, 16065160, 18073305, 19278192, 24097740, 28917288, 32130320, 36146610, 48195480, 57834576, 72293220, 96390960, 144586440, 289172880]

約数ペア:

[(1, 289172880), (2, 144586440), (3, 96390960), (4, 72293220), (5, 57834576), (6, 48195480), (8, 36146610), (9, 32130320), (10, 28917288), (12, 24097740), (15, 19278192), (16, 18073305), (18, 16065160), (20, 14458644), (24, 12048870), (30, 9639096), (36, 8032580), (40, 7229322), (45, 6426064), (48, 6024435), (60, 4819548), (72, 4016290), (80, 3614661), (90, 3213032), (120, 2409774), (144, 2008145), (180, 1606516), (240, 1204887), (360, 803258), (720, 401629)]