681680508732

素因数分解:

$2^2\times 3^2\times {\mathrm{107}}^1\times {\mathrm{809}}^1\times {\mathrm{218749}}^1$

素因数の和:219675

約数の個数: 72

約数和(自身を含む): 1741398750000

約数和(自身を除く): 1059718241268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 107, 214, 321, 428, 642, 809, 963, 1284, 1618, 1926, 2427, 3236, 3852, 4854, 7281, 9708, 14562, 29124, 86563, 173126, 218749, 259689, 346252, 437498, 519378, 656247, 779067, 874996, 1038756, 1312494, 1558134, 1968741, 2624988, 3116268, 3937482, 7874964, 23406143, 46812286, 70218429, 93624572, 140436858, 176967941, 210655287, 280873716, 353935882, 421310574, 530903823, 707871764, 842621148, 1061807646, 1592711469, 2123615292, 3185422938, 6370845876, 18935569687, 37871139374, 56806709061, 75742278748, 113613418122, 170420127183, 227226836244, 340840254366, 681680508732]

約数ペア:

[(1, 681680508732), (2, 340840254366), (3, 227226836244), (4, 170420127183), (6, 113613418122), (9, 75742278748), (12, 56806709061), (18, 37871139374), (36, 18935569687), (107, 6370845876), (214, 3185422938), (321, 2123615292), (428, 1592711469), (642, 1061807646), (809, 842621148), (963, 707871764), (1284, 530903823), (1618, 421310574), (1926, 353935882), (2427, 280873716), (3236, 210655287), (3852, 176967941), (4854, 140436858), (7281, 93624572), (9708, 70218429), (14562, 46812286), (29124, 23406143), (86563, 7874964), (173126, 3937482), (218749, 3116268), (259689, 2624988), (346252, 1968741), (437498, 1558134), (519378, 1312494), (656247, 1038756), (779067, 874996)]