618787416

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{61}}^2$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 1744568280

約数和(自身を除く): 1125780864

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 41, 52, 61, 78, 82, 104, 122, 123, 156, 164, 169, 183, 244, 246, 312, 328, 338, 366, 488, 492, 507, 533, 676, 732, 793, 984, 1014, 1066, 1352, 1464, 1586, 1599, 2028, 2132, 2379, 2501, 3172, 3198, 3721, 4056, 4264, 4758, 5002, 6344, 6396, 6929, 7442, 7503, 9516, 10004, 10309, 11163, 12792, 13858, 14884, 15006, 19032, 20008, 20618, 20787, 22326, 27716, 29768, 30012, 30927, 32513, 41236, 41574, 44652, 48373, 55432, 60024, 61854, 65026, 82472, 83148, 89304, 96746, 97539, 123708, 130052, 145119, 152561, 166296, 193492, 195078, 247416, 260104, 290238, 305122, 386984, 390156, 422669, 457683, 580476, 610244, 628849, 780312, 845338, 915366, 1160952, 1220488, 1257698, 1268007, 1690676, 1830732, 1886547, 1983293, 2515396, 2536014, 3381352, 3661464, 3773094, 3966586, 5030792, 5072028, 5949879, 7546188, 7933172, 10144056, 11899758, 15092376, 15866344, 23799516, 25782809, 47599032, 51565618, 77348427, 103131236, 154696854, 206262472, 309393708, 618787416]

約数ペア:

[(1, 618787416), (2, 309393708), (3, 206262472), (4, 154696854), (6, 103131236), (8, 77348427), (12, 51565618), (13, 47599032), (24, 25782809), (26, 23799516), (39, 15866344), (41, 15092376), (52, 11899758), (61, 10144056), (78, 7933172), (82, 7546188), (104, 5949879), (122, 5072028), (123, 5030792), (156, 3966586), (164, 3773094), (169, 3661464), (183, 3381352), (244, 2536014), (246, 2515396), (312, 1983293), (328, 1886547), (338, 1830732), (366, 1690676), (488, 1268007), (492, 1257698), (507, 1220488), (533, 1160952), (676, 915366), (732, 845338), (793, 780312), (984, 628849), (1014, 610244), (1066, 580476), (1352, 457683), (1464, 422669), (1586, 390156), (1599, 386984), (2028, 305122), (2132, 290238), (2379, 260104), (2501, 247416), (3172, 195078), (3198, 193492), (3721, 166296), (4056, 152561), (4264, 145119), (4758, 130052), (5002, 123708), (6344, 97539), (6396, 96746), (6929, 89304), (7442, 83148), (7503, 82472), (9516, 65026), (10004, 61854), (10309, 60024), (11163, 55432), (12792, 48373), (13858, 44652), (14884, 41574), (15006, 41236), (19032, 32513), (20008, 30927), (20618, 30012), (20787, 29768), (22326, 27716)]