840629888

素因数分解:

$2^7\times 7^3\times {\mathrm{41}}^1\times {\mathrm{467}}^1$

素因数の和:543

約数の個数: 128

約数和(自身を含む): 2004912000

約数和(自身を除く): 1164282112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 49, 56, 64, 82, 98, 112, 128, 164, 196, 224, 287, 328, 343, 392, 448, 467, 574, 656, 686, 784, 896, 934, 1148, 1312, 1372, 1568, 1868, 2009, 2296, 2624, 2744, 3136, 3269, 3736, 4018, 4592, 5248, 5488, 6272, 6538, 7472, 8036, 9184, 10976, 13076, 14063, 14944, 16072, 18368, 19147, 21952, 22883, 26152, 28126, 29888, 32144, 36736, 38294, 43904, 45766, 52304, 56252, 59776, 64288, 76588, 91532, 104608, 112504, 128576, 134029, 153176, 160181, 183064, 209216, 225008, 257152, 268058, 306352, 320362, 366128, 418432, 450016, 536116, 612704, 640724, 732256, 900032, 938203, 1072232, 1225408, 1281448, 1464512, 1800064, 1876406, 2144464, 2450816, 2562896, 2929024, 3752812, 4288928, 5125792, 6567421, 7505624, 8577856, 10251584, 13134842, 15011248, 17155712, 20503168, 26269684, 30022496, 52539368, 60044992, 105078736, 120089984, 210157472, 420314944, 840629888]

約数ペア:

[(1, 840629888), (2, 420314944), (4, 210157472), (7, 120089984), (8, 105078736), (14, 60044992), (16, 52539368), (28, 30022496), (32, 26269684), (41, 20503168), (49, 17155712), (56, 15011248), (64, 13134842), (82, 10251584), (98, 8577856), (112, 7505624), (128, 6567421), (164, 5125792), (196, 4288928), (224, 3752812), (287, 2929024), (328, 2562896), (343, 2450816), (392, 2144464), (448, 1876406), (467, 1800064), (574, 1464512), (656, 1281448), (686, 1225408), (784, 1072232), (896, 938203), (934, 900032), (1148, 732256), (1312, 640724), (1372, 612704), (1568, 536116), (1868, 450016), (2009, 418432), (2296, 366128), (2624, 320362), (2744, 306352), (3136, 268058), (3269, 257152), (3736, 225008), (4018, 209216), (4592, 183064), (5248, 160181), (5488, 153176), (6272, 134029), (6538, 128576), (7472, 112504), (8036, 104608), (9184, 91532), (10976, 76588), (13076, 64288), (14063, 59776), (14944, 56252), (16072, 52304), (18368, 45766), (19147, 43904), (21952, 38294), (22883, 36736), (26152, 32144), (28126, 29888)]