81114072

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1$

素因数の和:453

約数の個数: 128

約数和(自身を含む): 237504960

約数和(自身を除く): 156390888

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 41, 51, 52, 68, 78, 82, 102, 104, 123, 136, 156, 164, 204, 221, 246, 312, 328, 373, 408, 442, 492, 533, 663, 697, 746, 884, 984, 1066, 1119, 1326, 1394, 1492, 1599, 1768, 2091, 2132, 2238, 2652, 2788, 2984, 3198, 4182, 4264, 4476, 4849, 5304, 5576, 6341, 6396, 8364, 8952, 9061, 9698, 12682, 12792, 14547, 15293, 16728, 18122, 19023, 19396, 25364, 27183, 29094, 30586, 36244, 38046, 38792, 45879, 50728, 54366, 58188, 61172, 72488, 76092, 82433, 91758, 108732, 116376, 122344, 152184, 164866, 183516, 198809, 217464, 247299, 259981, 329732, 367032, 397618, 494598, 519962, 596427, 659464, 779943, 795236, 989196, 1039924, 1192854, 1559886, 1590472, 1978392, 2079848, 2385708, 3119772, 3379753, 4771416, 6239544, 6759506, 10139259, 13519012, 20278518, 27038024, 40557036, 81114072]

約数ペア:

[(1, 81114072), (2, 40557036), (3, 27038024), (4, 20278518), (6, 13519012), (8, 10139259), (12, 6759506), (13, 6239544), (17, 4771416), (24, 3379753), (26, 3119772), (34, 2385708), (39, 2079848), (41, 1978392), (51, 1590472), (52, 1559886), (68, 1192854), (78, 1039924), (82, 989196), (102, 795236), (104, 779943), (123, 659464), (136, 596427), (156, 519962), (164, 494598), (204, 397618), (221, 367032), (246, 329732), (312, 259981), (328, 247299), (373, 217464), (408, 198809), (442, 183516), (492, 164866), (533, 152184), (663, 122344), (697, 116376), (746, 108732), (884, 91758), (984, 82433), (1066, 76092), (1119, 72488), (1326, 61172), (1394, 58188), (1492, 54366), (1599, 50728), (1768, 45879), (2091, 38792), (2132, 38046), (2238, 36244), (2652, 30586), (2788, 29094), (2984, 27183), (3198, 25364), (4182, 19396), (4264, 19023), (4476, 18122), (4849, 16728), (5304, 15293), (5576, 14547), (6341, 12792), (6396, 12682), (8364, 9698), (8952, 9061)]