66820488

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 199584000

約数和(自身を除く): 132763512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 89, 109, 123, 164, 168, 178, 218, 246, 267, 287, 327, 328, 356, 436, 492, 534, 574, 623, 654, 712, 763, 861, 872, 984, 1068, 1148, 1246, 1308, 1526, 1722, 1869, 2136, 2289, 2296, 2492, 2616, 3052, 3444, 3649, 3738, 4469, 4578, 4984, 6104, 6888, 7298, 7476, 8938, 9156, 9701, 10947, 13407, 14596, 14952, 17876, 18312, 19402, 21894, 25543, 26814, 29103, 29192, 31283, 35752, 38804, 43788, 51086, 53628, 58206, 62566, 67907, 76629, 77608, 87576, 93849, 102172, 107256, 116412, 125132, 135814, 153258, 187698, 203721, 204344, 232824, 250264, 271628, 306516, 375396, 397741, 407442, 543256, 613032, 750792, 795482, 814884, 1193223, 1590964, 1629768, 2386446, 2784187, 3181928, 4772892, 5568374, 8352561, 9545784, 11136748, 16705122, 22273496, 33410244, 66820488]

約数ペア:

[(1, 66820488), (2, 33410244), (3, 22273496), (4, 16705122), (6, 11136748), (7, 9545784), (8, 8352561), (12, 5568374), (14, 4772892), (21, 3181928), (24, 2784187), (28, 2386446), (41, 1629768), (42, 1590964), (56, 1193223), (82, 814884), (84, 795482), (89, 750792), (109, 613032), (123, 543256), (164, 407442), (168, 397741), (178, 375396), (218, 306516), (246, 271628), (267, 250264), (287, 232824), (327, 204344), (328, 203721), (356, 187698), (436, 153258), (492, 135814), (534, 125132), (574, 116412), (623, 107256), (654, 102172), (712, 93849), (763, 87576), (861, 77608), (872, 76629), (984, 67907), (1068, 62566), (1148, 58206), (1246, 53628), (1308, 51086), (1526, 43788), (1722, 38804), (1869, 35752), (2136, 31283), (2289, 29192), (2296, 29103), (2492, 26814), (2616, 25543), (3052, 21894), (3444, 19402), (3649, 18312), (3738, 17876), (4469, 14952), (4578, 14596), (4984, 13407), (6104, 10947), (6888, 9701), (7298, 9156), (7476, 8938)]