1664657568

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3989}}^1$

素因数の和:4041

約数の個数: 240

約数和(自身を含む): 5839827840

約数和(自身を除く): 4175170272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 32, 36, 42, 46, 48, 54, 56, 63, 69, 72, 81, 84, 92, 96, 108, 112, 126, 138, 144, 161, 162, 168, 184, 189, 207, 216, 224, 252, 276, 288, 322, 324, 336, 368, 378, 414, 432, 483, 504, 552, 567, 621, 644, 648, 672, 736, 756, 828, 864, 966, 1008, 1104, 1134, 1242, 1288, 1296, 1449, 1512, 1656, 1863, 1932, 2016, 2208, 2268, 2484, 2576, 2592, 2898, 3024, 3312, 3726, 3864, 3989, 4347, 4536, 4968, 5152, 5796, 6048, 6624, 7452, 7728, 7978, 8694, 9072, 9936, 11592, 11967, 13041, 14904, 15456, 15956, 17388, 18144, 19872, 23184, 23934, 26082, 27923, 29808, 31912, 34776, 35901, 46368, 47868, 52164, 55846, 59616, 63824, 69552, 71802, 83769, 91747, 95736, 104328, 107703, 111692, 127648, 139104, 143604, 167538, 183494, 191472, 208656, 215406, 223384, 251307, 275241, 287208, 323109, 335076, 366988, 382944, 417312, 430812, 446768, 502614, 550482, 574416, 642229, 646218, 670152, 733976, 753921, 825723, 861624, 893536, 1005228, 1100964, 1148832, 1284458, 1292436, 1340304, 1467952, 1507842, 1651446, 1723248, 1926687, 2010456, 2201928, 2261763, 2477169, 2568916, 2584872, 2680608, 2935904, 3015684, 3302892, 3446496, 3853374, 4020912, 4403856, 4523526, 4954338, 5137832, 5169744, 5780061, 6031368, 6605784, 7431507, 7706748, 8041824, 8807712, 9047052, 9908676, 10275664, 10339488, 11560122, 12062736, 13211568, 14863014, 15413496, 17340183, 18094104, 19817352, 20551328, 23120244, 24125472, 26423136, 29726028, 30826992, 34680366, 36188208, 39634704, 46240488, 52020549, 59452056, 61653984, 69360732, 72376416, 79269408, 92480976, 104041098, 118904112, 138721464, 184961952, 208082196, 237808224, 277442928, 416164392, 554885856, 832328784, 1664657568]

約数ペア:

[(1, 1664657568), (2, 832328784), (3, 554885856), (4, 416164392), (6, 277442928), (7, 237808224), (8, 208082196), (9, 184961952), (12, 138721464), (14, 118904112), (16, 104041098), (18, 92480976), (21, 79269408), (23, 72376416), (24, 69360732), (27, 61653984), (28, 59452056), (32, 52020549), (36, 46240488), (42, 39634704), (46, 36188208), (48, 34680366), (54, 30826992), (56, 29726028), (63, 26423136), (69, 24125472), (72, 23120244), (81, 20551328), (84, 19817352), (92, 18094104), (96, 17340183), (108, 15413496), (112, 14863014), (126, 13211568), (138, 12062736), (144, 11560122), (161, 10339488), (162, 10275664), (168, 9908676), (184, 9047052), (189, 8807712), (207, 8041824), (216, 7706748), (224, 7431507), (252, 6605784), (276, 6031368), (288, 5780061), (322, 5169744), (324, 5137832), (336, 4954338), (368, 4523526), (378, 4403856), (414, 4020912), (432, 3853374), (483, 3446496), (504, 3302892), (552, 3015684), (567, 2935904), (621, 2680608), (644, 2584872), (648, 2568916), (672, 2477169), (736, 2261763), (756, 2201928), (828, 2010456), (864, 1926687), (966, 1723248), (1008, 1651446), (1104, 1507842), (1134, 1467952), (1242, 1340304), (1288, 1292436), (1296, 1284458), (1449, 1148832), (1512, 1100964), (1656, 1005228), (1863, 893536), (1932, 861624), (2016, 825723), (2208, 753921), (2268, 733976), (2484, 670152), (2576, 646218), (2592, 642229), (2898, 574416), (3024, 550482), (3312, 502614), (3726, 446768), (3864, 430812), (3989, 417312), (4347, 382944), (4536, 366988), (4968, 335076), (5152, 323109), (5796, 287208), (6048, 275241), (6624, 251307), (7452, 223384), (7728, 215406), (7978, 208656), (8694, 191472), (9072, 183494), (9936, 167538), (11592, 143604), (11967, 139104), (13041, 127648), (14904, 111692), (15456, 107703), (15956, 104328), (17388, 95736), (18144, 91747), (19872, 83769), (23184, 71802), (23934, 69552), (26082, 63824), (27923, 59616), (29808, 55846), (31912, 52164), (34776, 47868), (35901, 46368)]