1640503368

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{361663}}^1$

素因数の和:361688

約数の個数: 80

約数和(自身を含む): 5251361280

約数和(自身を除く): 3610857912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 648, 756, 1134, 1512, 2268, 4536, 361663, 723326, 1084989, 1446652, 2169978, 2531641, 2893304, 3254967, 4339956, 5063282, 6509934, 7594923, 8679912, 9764901, 10126564, 13019868, 15189846, 19529802, 20253128, 22784769, 26039736, 29294703, 30379692, 39059604, 45569538, 58589406, 60759384, 68354307, 78119208, 91139076, 117178812, 136708614, 182278152, 205062921, 234357624, 273417228, 410125842, 546834456, 820251684, 1640503368]

約数ペア:

[(1, 1640503368), (2, 820251684), (3, 546834456), (4, 410125842), (6, 273417228), (7, 234357624), (8, 205062921), (9, 182278152), (12, 136708614), (14, 117178812), (18, 91139076), (21, 78119208), (24, 68354307), (27, 60759384), (28, 58589406), (36, 45569538), (42, 39059604), (54, 30379692), (56, 29294703), (63, 26039736), (72, 22784769), (81, 20253128), (84, 19529802), (108, 15189846), (126, 13019868), (162, 10126564), (168, 9764901), (189, 8679912), (216, 7594923), (252, 6509934), (324, 5063282), (378, 4339956), (504, 3254967), (567, 2893304), (648, 2531641), (756, 2169978), (1134, 1446652), (1512, 1084989), (2268, 723326), (4536, 361663)]