2666664

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:80

約数の個数: 192

約数和(自身を含む): 9959040

約数和(自身を除く): 7292376

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 18, 21, 22, 24, 26, 28, 33, 36, 37, 39, 42, 44, 52, 56, 63, 66, 72, 74, 77, 78, 84, 88, 91, 99, 104, 111, 117, 126, 132, 143, 148, 154, 156, 168, 182, 198, 222, 231, 234, 252, 259, 264, 273, 286, 296, 308, 312, 333, 364, 396, 407, 429, 444, 462, 468, 481, 504, 518, 546, 572, 616, 666, 693, 728, 777, 792, 814, 819, 858, 888, 924, 936, 962, 1001, 1036, 1092, 1144, 1221, 1287, 1332, 1386, 1443, 1554, 1628, 1638, 1716, 1848, 1924, 2002, 2072, 2184, 2331, 2442, 2574, 2664, 2772, 2849, 2886, 3003, 3108, 3256, 3276, 3367, 3432, 3663, 3848, 4004, 4329, 4662, 4884, 5148, 5291, 5544, 5698, 5772, 6006, 6216, 6552, 6734, 7326, 8008, 8547, 8658, 9009, 9324, 9768, 10101, 10296, 10582, 11396, 11544, 12012, 13468, 14652, 15873, 17094, 17316, 18018, 18648, 20202, 21164, 22792, 24024, 25641, 26936, 29304, 30303, 31746, 34188, 34632, 36036, 37037, 40404, 42328, 47619, 51282, 60606, 63492, 68376, 72072, 74074, 80808, 95238, 102564, 111111, 121212, 126984, 148148, 190476, 205128, 222222, 242424, 296296, 333333, 380952, 444444, 666666, 888888, 1333332, 2666664]

約数ペア:

[(1, 2666664), (2, 1333332), (3, 888888), (4, 666666), (6, 444444), (7, 380952), (8, 333333), (9, 296296), (11, 242424), (12, 222222), (13, 205128), (14, 190476), (18, 148148), (21, 126984), (22, 121212), (24, 111111), (26, 102564), (28, 95238), (33, 80808), (36, 74074), (37, 72072), (39, 68376), (42, 63492), (44, 60606), (52, 51282), (56, 47619), (63, 42328), (66, 40404), (72, 37037), (74, 36036), (77, 34632), (78, 34188), (84, 31746), (88, 30303), (91, 29304), (99, 26936), (104, 25641), (111, 24024), (117, 22792), (126, 21164), (132, 20202), (143, 18648), (148, 18018), (154, 17316), (156, 17094), (168, 15873), (182, 14652), (198, 13468), (222, 12012), (231, 11544), (234, 11396), (252, 10582), (259, 10296), (264, 10101), (273, 9768), (286, 9324), (296, 9009), (308, 8658), (312, 8547), (333, 8008), (364, 7326), (396, 6734), (407, 6552), (429, 6216), (444, 6006), (462, 5772), (468, 5698), (481, 5544), (504, 5291), (518, 5148), (546, 4884), (572, 4662), (616, 4329), (666, 4004), (693, 3848), (728, 3663), (777, 3432), (792, 3367), (814, 3276), (819, 3256), (858, 3108), (888, 3003), (924, 2886), (936, 2849), (962, 2772), (1001, 2664), (1036, 2574), (1092, 2442), (1144, 2331), (1221, 2184), (1287, 2072), (1332, 2002), (1386, 1924), (1443, 1848), (1554, 1716), (1628, 1638)]