161718804

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1454

約数の個数: 108

約数和(自身を含む): 466284000

約数和(自身を除く): 304565196

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 169, 171, 228, 234, 247, 338, 342, 468, 494, 507, 676, 684, 741, 988, 1014, 1399, 1482, 1521, 2028, 2223, 2798, 2964, 3042, 3211, 4197, 4446, 5596, 6084, 6422, 8394, 8892, 9633, 12591, 12844, 16788, 18187, 19266, 25182, 26581, 28899, 36374, 38532, 50364, 53162, 54561, 57798, 72748, 79743, 106324, 109122, 115596, 159486, 163683, 218244, 236431, 239229, 318972, 327366, 345553, 472862, 478458, 654732, 691106, 709293, 945724, 956916, 1036659, 1382212, 1418586, 2073318, 2127879, 2837172, 3109977, 4146636, 4255758, 4492189, 6219954, 8511516, 8984378, 12439908, 13476567, 17968756, 26953134, 40429701, 53906268, 80859402, 161718804]

約数ペア:

[(1, 161718804), (2, 80859402), (3, 53906268), (4, 40429701), (6, 26953134), (9, 17968756), (12, 13476567), (13, 12439908), (18, 8984378), (19, 8511516), (26, 6219954), (36, 4492189), (38, 4255758), (39, 4146636), (52, 3109977), (57, 2837172), (76, 2127879), (78, 2073318), (114, 1418586), (117, 1382212), (156, 1036659), (169, 956916), (171, 945724), (228, 709293), (234, 691106), (247, 654732), (338, 478458), (342, 472862), (468, 345553), (494, 327366), (507, 318972), (676, 239229), (684, 236431), (741, 218244), (988, 163683), (1014, 159486), (1399, 115596), (1482, 109122), (1521, 106324), (2028, 79743), (2223, 72748), (2798, 57798), (2964, 54561), (3042, 53162), (3211, 50364), (4197, 38532), (4446, 36374), (5596, 28899), (6084, 26581), (6422, 25182), (8394, 19266), (8892, 18187), (9633, 16788), (12591, 12844)]