28720141.000000000

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 192

約数和(自身を含む): 616412160

約数和(自身を除く): 413338848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 31, 32, 39, 48, 52, 58, 62, 78, 87, 93, 96, 104, 116, 124, 156, 174, 181, 186, 208, 232, 248, 312, 348, 362, 372, 377, 403, 416, 464, 496, 543, 624, 696, 724, 744, 754, 806, 899, 928, 992, 1086, 1131, 1209, 1248, 1392, 1448, 1488, 1508, 1612, 1798, 2172, 2262, 2353, 2418, 2697, 2784, 2896, 2976, 3016, 3224, 3596, 4344, 4524, 4706, 4836, 5249, 5394, 5611, 5792, 6032, 6448, 7059, 7192, 8688, 9048, 9412, 9672, 10498, 10788, 11222, 11687, 12064, 12896, 14118, 14384, 15747, 16833, 17376, 18096, 18824, 19344, 20996, 21576, 22444, 23374, 28236, 28768, 31494, 33666, 35061, 36192, 37648, 38688, 41992, 43152, 44888, 46748, 56472, 62988, 67332, 68237, 70122, 72943, 75296, 83984, 86304, 89776, 93496, 112944, 125976, 134664, 136474, 140244, 145886, 162719, 167968, 179552, 186992, 204711, 218829, 225888, 251952, 269328, 272948, 280488, 291772, 325438, 373984, 409422, 437658, 488157, 503904, 538656, 545896, 560976, 583544, 650876, 818844, 875316, 976314, 1091792, 1121952, 1167088, 1301752, 1637688, 1750632, 1952628, 2115347, 2183584, 2334176, 2603504, 3275376, 3501264, 3905256, 4230694, 5207008, 6346041, 6550752, 7002528, 7810512, 8461388, 12692082, 15621024, 16922776, 25384164, 33845552, 50768328, 67691104, 101536656, 203073312]

約数ペア:

[(1, 203073312), (2, 101536656), (3, 67691104), (4, 50768328), (6, 33845552), (8, 25384164), (12, 16922776), (13, 15621024), (16, 12692082), (24, 8461388), (26, 7810512), (29, 7002528), (31, 6550752), (32, 6346041), (39, 5207008), (48, 4230694), (52, 3905256), (58, 3501264), (62, 3275376), (78, 2603504), (87, 2334176), (93, 2183584), (96, 2115347), (104, 1952628), (116, 1750632), (124, 1637688), (156, 1301752), (174, 1167088), (181, 1121952), (186, 1091792), (208, 976314), (232, 875316), (248, 818844), (312, 650876), (348, 583544), (362, 560976), (372, 545896), (377, 538656), (403, 503904), (416, 488157), (464, 437658), (496, 409422), (543, 373984), (624, 325438), (696, 291772), (724, 280488), (744, 272948), (754, 269328), (806, 251952), (899, 225888), (928, 218829), (992, 204711), (1086, 186992), (1131, 179552), (1209, 167968), (1248, 162719), (1392, 145886), (1448, 140244), (1488, 136474), (1508, 134664), (1612, 125976), (1798, 112944), (2172, 93496), (2262, 89776), (2353, 86304), (2418, 83984), (2697, 75296), (2784, 72943), (2896, 70122), (2976, 68237), (3016, 67332), (3224, 62988), (3596, 56472), (4344, 46748), (4524, 44888), (4706, 43152), (4836, 41992), (5249, 38688), (5394, 37648), (5611, 36192), (5792, 35061), (6032, 33666), (6448, 31494), (7059, 28768), (7192, 28236), (8688, 23374), (9048, 22444), (9412, 21576), (9672, 20996), (10498, 19344), (10788, 18824), (11222, 18096), (11687, 17376), (12064, 16833), (12896, 15747), (14118, 14384)]