261352728

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{353}}^1$

素因数の和:498

約数の個数: 192

約数和(自身を含む): 881375040

約数和(自身を除く): 620022312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 113, 117, 126, 156, 168, 182, 226, 234, 252, 273, 312, 339, 353, 364, 452, 468, 504, 546, 678, 706, 728, 791, 819, 904, 936, 1017, 1059, 1092, 1356, 1412, 1469, 1582, 1638, 2034, 2118, 2184, 2373, 2471, 2712, 2824, 2938, 3164, 3177, 3276, 4068, 4236, 4407, 4589, 4746, 4942, 5876, 6328, 6354, 6552, 7119, 7413, 8136, 8472, 8814, 9178, 9492, 9884, 10283, 11752, 12708, 13221, 13767, 14238, 14826, 17628, 18356, 18984, 19768, 20566, 22239, 25416, 26442, 27534, 28476, 29652, 30849, 32123, 35256, 36712, 39889, 41132, 41301, 44478, 52884, 55068, 56952, 59304, 61698, 64246, 79778, 82264, 82602, 88956, 92547, 96369, 105768, 110136, 119667, 123396, 128492, 159556, 165204, 177912, 185094, 192738, 239334, 246792, 256984, 279223, 289107, 319112, 330408, 359001, 370188, 385476, 478668, 518557, 558446, 578214, 718002, 740376, 770952, 837669, 957336, 1037114, 1116892, 1156428, 1436004, 1555671, 1675338, 2074228, 2233784, 2312856, 2513007, 2872008, 3111342, 3350676, 3629899, 4148456, 4667013, 5026014, 6222684, 6701352, 7259798, 9334026, 10052028, 10889697, 12445368, 14519596, 18668052, 20104056, 21779394, 29039192, 32669091, 37336104, 43558788, 65338182, 87117576, 130676364, 261352728]

約数ペア:

[(1, 261352728), (2, 130676364), (3, 87117576), (4, 65338182), (6, 43558788), (7, 37336104), (8, 32669091), (9, 29039192), (12, 21779394), (13, 20104056), (14, 18668052), (18, 14519596), (21, 12445368), (24, 10889697), (26, 10052028), (28, 9334026), (36, 7259798), (39, 6701352), (42, 6222684), (52, 5026014), (56, 4667013), (63, 4148456), (72, 3629899), (78, 3350676), (84, 3111342), (91, 2872008), (104, 2513007), (113, 2312856), (117, 2233784), (126, 2074228), (156, 1675338), (168, 1555671), (182, 1436004), (226, 1156428), (234, 1116892), (252, 1037114), (273, 957336), (312, 837669), (339, 770952), (353, 740376), (364, 718002), (452, 578214), (468, 558446), (504, 518557), (546, 478668), (678, 385476), (706, 370188), (728, 359001), (791, 330408), (819, 319112), (904, 289107), (936, 279223), (1017, 256984), (1059, 246792), (1092, 239334), (1356, 192738), (1412, 185094), (1469, 177912), (1582, 165204), (1638, 159556), (2034, 128492), (2118, 123396), (2184, 119667), (2373, 110136), (2471, 105768), (2712, 96369), (2824, 92547), (2938, 88956), (3164, 82602), (3177, 82264), (3276, 79778), (4068, 64246), (4236, 61698), (4407, 59304), (4589, 56952), (4746, 55068), (4942, 52884), (5876, 44478), (6328, 41301), (6354, 41132), (6552, 39889), (7119, 36712), (7413, 35256), (8136, 32123), (8472, 30849), (8814, 29652), (9178, 28476), (9492, 27534), (9884, 26442), (10283, 25416), (11752, 22239), (12708, 20566), (13221, 19768), (13767, 18984), (14238, 18356), (14826, 17628)]