320245080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1171}}^1$

素因数の和:1281

約数の個数: 128

約数和(自身を含む): 1002481920

約数和(自身を除く): 682236840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 53, 60, 86, 106, 120, 129, 159, 172, 212, 215, 258, 265, 318, 344, 424, 430, 516, 530, 636, 645, 795, 860, 1032, 1060, 1171, 1272, 1290, 1590, 1720, 2120, 2279, 2342, 2580, 3180, 3513, 4558, 4684, 5160, 5855, 6360, 6837, 7026, 9116, 9368, 11395, 11710, 13674, 14052, 17565, 18232, 22790, 23420, 27348, 28104, 34185, 35130, 45580, 46840, 50353, 54696, 62063, 68370, 70260, 91160, 100706, 124126, 136740, 140520, 151059, 186189, 201412, 248252, 251765, 273480, 302118, 310315, 372378, 402824, 496504, 503530, 604236, 620630, 744756, 755295, 930945, 1007060, 1208472, 1241260, 1489512, 1510590, 1861890, 2014120, 2482520, 2668709, 3021180, 3723780, 5337418, 6042360, 7447560, 8006127, 10674836, 13343545, 16012254, 21349672, 26687090, 32024508, 40030635, 53374180, 64049016, 80061270, 106748360, 160122540, 320245080]

約数ペア:

[(1, 320245080), (2, 160122540), (3, 106748360), (4, 80061270), (5, 64049016), (6, 53374180), (8, 40030635), (10, 32024508), (12, 26687090), (15, 21349672), (20, 16012254), (24, 13343545), (30, 10674836), (40, 8006127), (43, 7447560), (53, 6042360), (60, 5337418), (86, 3723780), (106, 3021180), (120, 2668709), (129, 2482520), (159, 2014120), (172, 1861890), (212, 1510590), (215, 1489512), (258, 1241260), (265, 1208472), (318, 1007060), (344, 930945), (424, 755295), (430, 744756), (516, 620630), (530, 604236), (636, 503530), (645, 496504), (795, 402824), (860, 372378), (1032, 310315), (1060, 302118), (1171, 273480), (1272, 251765), (1290, 248252), (1590, 201412), (1720, 186189), (2120, 151059), (2279, 140520), (2342, 136740), (2580, 124126), (3180, 100706), (3513, 91160), (4558, 70260), (4684, 68370), (5160, 62063), (5855, 54696), (6360, 50353), (6837, 46840), (7026, 45580), (9116, 35130), (9368, 34185), (11395, 28104), (11710, 27348), (13674, 23420), (14052, 22790), (17565, 18232)]