218790960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6959}}^1$

素因数の和:7106

約数の個数: 80

約数和(自身を含む): 683527680

約数和(自身を除く): 464736720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2096, 2620, 3144, 3930, 5240, 6288, 6959, 7860, 10480, 13918, 15720, 20877, 27836, 31440, 34795, 41754, 55672, 69590, 83508, 104385, 111344, 139180, 167016, 208770, 278360, 334032, 417540, 556720, 835080, 911629, 1670160, 1823258, 2734887, 3646516, 4558145, 5469774, 7293032, 9116290, 10939548, 13674435, 14586064, 18232580, 21879096, 27348870, 36465160, 43758192, 54697740, 72930320, 109395480, 218790960]

約数ペア:

[(1, 218790960), (2, 109395480), (3, 72930320), (4, 54697740), (5, 43758192), (6, 36465160), (8, 27348870), (10, 21879096), (12, 18232580), (15, 14586064), (16, 13674435), (20, 10939548), (24, 9116290), (30, 7293032), (40, 5469774), (48, 4558145), (60, 3646516), (80, 2734887), (120, 1823258), (131, 1670160), (240, 911629), (262, 835080), (393, 556720), (524, 417540), (655, 334032), (786, 278360), (1048, 208770), (1310, 167016), (1572, 139180), (1965, 111344), (2096, 104385), (2620, 83508), (3144, 69590), (3930, 55672), (5240, 41754), (6288, 34795), (6959, 31440), (7860, 27836), (10480, 20877), (13918, 15720)]