681912

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:74

約数の個数: 128

約数和(自身を含む): 2419200

約数和(自身を除く): 1737288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 27, 28, 33, 36, 41, 42, 44, 54, 56, 63, 66, 72, 77, 82, 84, 88, 99, 108, 123, 126, 132, 154, 164, 168, 189, 198, 216, 231, 246, 252, 264, 287, 297, 308, 328, 369, 378, 396, 451, 462, 492, 504, 574, 594, 616, 693, 738, 756, 792, 861, 902, 924, 984, 1107, 1148, 1188, 1353, 1386, 1476, 1512, 1722, 1804, 1848, 2079, 2214, 2296, 2376, 2583, 2706, 2772, 2952, 3157, 3444, 3608, 4059, 4158, 4428, 5166, 5412, 5544, 6314, 6888, 7749, 8118, 8316, 8856, 9471, 10332, 10824, 12177, 12628, 15498, 16236, 16632, 18942, 20664, 24354, 25256, 28413, 30996, 32472, 37884, 48708, 56826, 61992, 75768, 85239, 97416, 113652, 170478, 227304, 340956, 681912]

約数ペア:

[(1, 681912), (2, 340956), (3, 227304), (4, 170478), (6, 113652), (7, 97416), (8, 85239), (9, 75768), (11, 61992), (12, 56826), (14, 48708), (18, 37884), (21, 32472), (22, 30996), (24, 28413), (27, 25256), (28, 24354), (33, 20664), (36, 18942), (41, 16632), (42, 16236), (44, 15498), (54, 12628), (56, 12177), (63, 10824), (66, 10332), (72, 9471), (77, 8856), (82, 8316), (84, 8118), (88, 7749), (99, 6888), (108, 6314), (123, 5544), (126, 5412), (132, 5166), (154, 4428), (164, 4158), (168, 4059), (189, 3608), (198, 3444), (216, 3157), (231, 2952), (246, 2772), (252, 2706), (264, 2583), (287, 2376), (297, 2296), (308, 2214), (328, 2079), (369, 1848), (378, 1804), (396, 1722), (451, 1512), (462, 1476), (492, 1386), (504, 1353), (574, 1188), (594, 1148), (616, 1107), (693, 984), (738, 924), (756, 902), (792, 861)]