219931992

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:255

約数の個数: 288

約数和(自身を含む): 776271600

約数和(自身を除く): 556339608

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 19, 21, 24, 28, 34, 36, 38, 42, 49, 51, 56, 57, 63, 68, 72, 76, 84, 98, 102, 114, 119, 126, 133, 136, 147, 152, 153, 168, 171, 193, 196, 204, 228, 238, 252, 266, 294, 306, 323, 342, 357, 386, 392, 399, 408, 441, 456, 476, 504, 532, 579, 588, 612, 646, 684, 714, 772, 798, 833, 882, 931, 952, 969, 1064, 1071, 1158, 1176, 1197, 1224, 1292, 1351, 1368, 1428, 1544, 1596, 1666, 1737, 1764, 1862, 1938, 2142, 2261, 2316, 2394, 2499, 2584, 2702, 2793, 2856, 2907, 3192, 3281, 3332, 3474, 3528, 3667, 3724, 3876, 4053, 4284, 4522, 4632, 4788, 4998, 5404, 5586, 5814, 6562, 6664, 6783, 6948, 7334, 7448, 7497, 7752, 8106, 8379, 8568, 9044, 9457, 9576, 9843, 9996, 10808, 11001, 11172, 11628, 12159, 13124, 13566, 13896, 14668, 14994, 15827, 16212, 16758, 18088, 18914, 19686, 19992, 20349, 22002, 22344, 22967, 23256, 24318, 25669, 26248, 27132, 28371, 29336, 29529, 29988, 31654, 32424, 33003, 33516, 37828, 39372, 40698, 44004, 45934, 47481, 48636, 51338, 54264, 56742, 59058, 59976, 62339, 63308, 66006, 67032, 68901, 75656, 77007, 78744, 81396, 85113, 88008, 91868, 94962, 97272, 102676, 113484, 118116, 124678, 126616, 132012, 137802, 142443, 154014, 160769, 162792, 170226, 179683, 183736, 187017, 189924, 205352, 206703, 226968, 231021, 236232, 249356, 264024, 275604, 284886, 308028, 321538, 340452, 359366, 374034, 379848, 413406, 436373, 462042, 482307, 498712, 539049, 551208, 561051, 569772, 616056, 643076, 680904, 718732, 748068, 826812, 872746, 924084, 964614, 1078098, 1122102, 1139544, 1286152, 1309119, 1437464, 1446921, 1496136, 1617147, 1653624, 1745492, 1848168, 1929228, 2156196, 2244204, 2618238, 2893842, 3054611, 3234294, 3490984, 3858456, 3927357, 4312392, 4488408, 5236476, 5787684, 6109222, 6468588, 7854714, 9163833, 10472952, 11575368, 12218444, 12937176, 15709428, 18327666, 24436888, 27491499, 31418856, 36655332, 54982998, 73310664, 109965996, 219931992]

約数ペア:

[(1, 219931992), (2, 109965996), (3, 73310664), (4, 54982998), (6, 36655332), (7, 31418856), (8, 27491499), (9, 24436888), (12, 18327666), (14, 15709428), (17, 12937176), (18, 12218444), (19, 11575368), (21, 10472952), (24, 9163833), (28, 7854714), (34, 6468588), (36, 6109222), (38, 5787684), (42, 5236476), (49, 4488408), (51, 4312392), (56, 3927357), (57, 3858456), (63, 3490984), (68, 3234294), (72, 3054611), (76, 2893842), (84, 2618238), (98, 2244204), (102, 2156196), (114, 1929228), (119, 1848168), (126, 1745492), (133, 1653624), (136, 1617147), (147, 1496136), (152, 1446921), (153, 1437464), (168, 1309119), (171, 1286152), (193, 1139544), (196, 1122102), (204, 1078098), (228, 964614), (238, 924084), (252, 872746), (266, 826812), (294, 748068), (306, 718732), (323, 680904), (342, 643076), (357, 616056), (386, 569772), (392, 561051), (399, 551208), (408, 539049), (441, 498712), (456, 482307), (476, 462042), (504, 436373), (532, 413406), (579, 379848), (588, 374034), (612, 359366), (646, 340452), (684, 321538), (714, 308028), (772, 284886), (798, 275604), (833, 264024), (882, 249356), (931, 236232), (952, 231021), (969, 226968), (1064, 206703), (1071, 205352), (1158, 189924), (1176, 187017), (1197, 183736), (1224, 179683), (1292, 170226), (1351, 162792), (1368, 160769), (1428, 154014), (1544, 142443), (1596, 137802), (1666, 132012), (1737, 126616), (1764, 124678), (1862, 118116), (1938, 113484), (2142, 102676), (2261, 97272), (2316, 94962), (2394, 91868), (2499, 88008), (2584, 85113), (2702, 81396), (2793, 78744), (2856, 77007), (2907, 75656), (3192, 68901), (3281, 67032), (3332, 66006), (3474, 63308), (3528, 62339), (3667, 59976), (3724, 59058), (3876, 56742), (4053, 54264), (4284, 51338), (4522, 48636), (4632, 47481), (4788, 45934), (4998, 44004), (5404, 40698), (5586, 39372), (5814, 37828), (6562, 33516), (6664, 33003), (6783, 32424), (6948, 31654), (7334, 29988), (7448, 29529), (7497, 29336), (7752, 28371), (8106, 27132), (8379, 26248), (8568, 25669), (9044, 24318), (9457, 23256), (9576, 22967), (9843, 22344), (9996, 22002), (10808, 20349), (11001, 19992), (11172, 19686), (11628, 18914), (12159, 18088), (13124, 16758), (13566, 16212), (13896, 15827), (14668, 14994)]