1638965664

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{877}}^1$

素因数の和:1009

約数の個数: 240

約数和(自身を含む): 5568571008

約数和(自身を除く): 3929605344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 103, 108, 112, 126, 144, 162, 168, 189, 206, 216, 224, 252, 288, 309, 324, 336, 378, 412, 432, 504, 567, 618, 648, 672, 721, 756, 824, 864, 877, 927, 1008, 1134, 1236, 1296, 1442, 1512, 1648, 1754, 1854, 2016, 2163, 2268, 2472, 2592, 2631, 2781, 2884, 3024, 3296, 3508, 3708, 4326, 4536, 4944, 5262, 5562, 5768, 6048, 6139, 6489, 7016, 7416, 7893, 8343, 8652, 9072, 9888, 10524, 11124, 11536, 12278, 12978, 14032, 14832, 15786, 16686, 17304, 18144, 18417, 19467, 21048, 22248, 23072, 23679, 24556, 25956, 28064, 29664, 31572, 33372, 34608, 36834, 38934, 42096, 44496, 47358, 49112, 51912, 55251, 58401, 63144, 66744, 69216, 71037, 73668, 77868, 84192, 88992, 90331, 94716, 98224, 103824, 110502, 116802, 126288, 133488, 142074, 147336, 155736, 165753, 180662, 189432, 196448, 207648, 221004, 233604, 252576, 266976, 270993, 284148, 294672, 311472, 331506, 361324, 378864, 442008, 467208, 497259, 541986, 568296, 589344, 622944, 632317, 663012, 722648, 757728, 812979, 884016, 934416, 994518, 1083972, 1136592, 1264634, 1326024, 1445296, 1625958, 1768032, 1868832, 1896951, 1989036, 2167944, 2273184, 2438937, 2529268, 2652048, 2890592, 3251916, 3793902, 3978072, 4335888, 4877874, 5058536, 5304096, 5690853, 6503832, 7316811, 7587804, 7956144, 8671776, 9755748, 10117072, 11381706, 13007664, 14633622, 15175608, 15912288, 17072559, 19511496, 20234144, 22763412, 26015328, 29267244, 30351216, 34145118, 39022992, 45526824, 51217677, 58534488, 60702432, 68290236, 78045984, 91053648, 102435354, 117068976, 136580472, 182107296, 204870708, 234137952, 273160944, 409741416, 546321888, 819482832, 1638965664]

約数ペア:

[(1, 1638965664), (2, 819482832), (3, 546321888), (4, 409741416), (6, 273160944), (7, 234137952), (8, 204870708), (9, 182107296), (12, 136580472), (14, 117068976), (16, 102435354), (18, 91053648), (21, 78045984), (24, 68290236), (27, 60702432), (28, 58534488), (32, 51217677), (36, 45526824), (42, 39022992), (48, 34145118), (54, 30351216), (56, 29267244), (63, 26015328), (72, 22763412), (81, 20234144), (84, 19511496), (96, 17072559), (103, 15912288), (108, 15175608), (112, 14633622), (126, 13007664), (144, 11381706), (162, 10117072), (168, 9755748), (189, 8671776), (206, 7956144), (216, 7587804), (224, 7316811), (252, 6503832), (288, 5690853), (309, 5304096), (324, 5058536), (336, 4877874), (378, 4335888), (412, 3978072), (432, 3793902), (504, 3251916), (567, 2890592), (618, 2652048), (648, 2529268), (672, 2438937), (721, 2273184), (756, 2167944), (824, 1989036), (864, 1896951), (877, 1868832), (927, 1768032), (1008, 1625958), (1134, 1445296), (1236, 1326024), (1296, 1264634), (1442, 1136592), (1512, 1083972), (1648, 994518), (1754, 934416), (1854, 884016), (2016, 812979), (2163, 757728), (2268, 722648), (2472, 663012), (2592, 632317), (2631, 622944), (2781, 589344), (2884, 568296), (3024, 541986), (3296, 497259), (3508, 467208), (3708, 442008), (4326, 378864), (4536, 361324), (4944, 331506), (5262, 311472), (5562, 294672), (5768, 284148), (6048, 270993), (6139, 266976), (6489, 252576), (7016, 233604), (7416, 221004), (7893, 207648), (8343, 196448), (8652, 189432), (9072, 180662), (9888, 165753), (10524, 155736), (11124, 147336), (11536, 142074), (12278, 133488), (12978, 126288), (14032, 116802), (14832, 110502), (15786, 103824), (16686, 98224), (17304, 94716), (18144, 90331), (18417, 88992), (19467, 84192), (21048, 77868), (22248, 73668), (23072, 71037), (23679, 69216), (24556, 66744), (25956, 63144), (28064, 58401), (29664, 55251), (31572, 51912), (33372, 49112), (34608, 47358), (36834, 44496), (38934, 42096)]