861506664

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{19477}}^1$

素因数の和:19602

約数の個数: 64

約数和(自身を含む): 2290612800

約数和(自身を除く): 1429106136

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 97, 114, 152, 194, 228, 291, 388, 456, 582, 776, 1164, 1843, 2328, 3686, 5529, 7372, 11058, 14744, 19477, 22116, 38954, 44232, 58431, 77908, 116862, 155816, 233724, 370063, 467448, 740126, 1110189, 1480252, 1889269, 2220378, 2960504, 3778538, 4440756, 5667807, 7557076, 8881512, 11335614, 15114152, 22671228, 35896111, 45342456, 71792222, 107688333, 143584444, 215376666, 287168888, 430753332, 861506664]

約数ペア:

[(1, 861506664), (2, 430753332), (3, 287168888), (4, 215376666), (6, 143584444), (8, 107688333), (12, 71792222), (19, 45342456), (24, 35896111), (38, 22671228), (57, 15114152), (76, 11335614), (97, 8881512), (114, 7557076), (152, 5667807), (194, 4440756), (228, 3778538), (291, 2960504), (388, 2220378), (456, 1889269), (582, 1480252), (776, 1110189), (1164, 740126), (1843, 467448), (2328, 370063), (3686, 233724), (5529, 155816), (7372, 116862), (11058, 77908), (14744, 58431), (19477, 44232), (22116, 38954)]