1680113988

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:476

約数の個数: 240

約数和(自身を含む): 5342740480

約数和(自身を除く): 3662626492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 81, 84, 108, 114, 126, 127, 133, 162, 171, 189, 228, 252, 254, 266, 307, 324, 342, 378, 381, 399, 508, 513, 532, 567, 614, 684, 756, 762, 798, 889, 921, 1026, 1134, 1143, 1197, 1228, 1524, 1539, 1596, 1778, 1842, 2052, 2149, 2268, 2286, 2394, 2413, 2667, 2763, 3078, 3429, 3556, 3591, 3684, 4298, 4572, 4788, 4826, 5334, 5526, 5833, 6156, 6447, 6858, 7182, 7239, 8001, 8289, 8596, 9652, 10287, 10668, 10773, 11052, 11666, 12894, 13716, 14364, 14478, 16002, 16578, 16891, 17499, 19341, 20574, 21546, 21717, 23332, 24003, 24867, 25788, 28956, 32004, 33156, 33782, 34998, 38682, 38989, 40831, 41148, 43092, 43434, 48006, 49734, 50673, 52497, 58023, 65151, 67564, 69996, 72009, 77364, 77978, 81662, 86868, 96012, 99468, 101346, 104994, 116046, 116967, 122493, 130302, 144018, 152019, 155956, 157491, 163324, 174069, 195453, 202692, 209988, 232092, 233934, 244986, 260604, 272923, 288036, 304038, 314982, 348138, 350901, 367479, 390906, 456057, 467868, 472473, 489972, 545846, 608076, 629964, 696276, 701802, 734958, 740791, 781812, 818769, 912114, 944946, 1052703, 1091692, 1102437, 1368171, 1403604, 1469916, 1481582, 1637538, 1824228, 1889892, 2105406, 2204874, 2222373, 2456307, 2736342, 2963164, 3158109, 3275076, 3307311, 4210812, 4409748, 4444746, 4912614, 5185537, 5472684, 6316218, 6614622, 6667119, 7368921, 8889492, 9825228, 10371074, 12632436, 13229244, 13334238, 14737842, 15556611, 20001357, 20742148, 22106763, 26668476, 29475684, 31113222, 40002714, 44213526, 46669833, 60004071, 62226444, 80005428, 88427052, 93339666, 120008142, 140009499, 186679332, 240016284, 280018998, 420028497, 560037996, 840056994, 1680113988]

約数ペア:

[(1, 1680113988), (2, 840056994), (3, 560037996), (4, 420028497), (6, 280018998), (7, 240016284), (9, 186679332), (12, 140009499), (14, 120008142), (18, 93339666), (19, 88427052), (21, 80005428), (27, 62226444), (28, 60004071), (36, 46669833), (38, 44213526), (42, 40002714), (54, 31113222), (57, 29475684), (63, 26668476), (76, 22106763), (81, 20742148), (84, 20001357), (108, 15556611), (114, 14737842), (126, 13334238), (127, 13229244), (133, 12632436), (162, 10371074), (171, 9825228), (189, 8889492), (228, 7368921), (252, 6667119), (254, 6614622), (266, 6316218), (307, 5472684), (324, 5185537), (342, 4912614), (378, 4444746), (381, 4409748), (399, 4210812), (508, 3307311), (513, 3275076), (532, 3158109), (567, 2963164), (614, 2736342), (684, 2456307), (756, 2222373), (762, 2204874), (798, 2105406), (889, 1889892), (921, 1824228), (1026, 1637538), (1134, 1481582), (1143, 1469916), (1197, 1403604), (1228, 1368171), (1524, 1102437), (1539, 1091692), (1596, 1052703), (1778, 944946), (1842, 912114), (2052, 818769), (2149, 781812), (2268, 740791), (2286, 734958), (2394, 701802), (2413, 696276), (2667, 629964), (2763, 608076), (3078, 545846), (3429, 489972), (3556, 472473), (3591, 467868), (3684, 456057), (4298, 390906), (4572, 367479), (4788, 350901), (4826, 348138), (5334, 314982), (5526, 304038), (5833, 288036), (6156, 272923), (6447, 260604), (6858, 244986), (7182, 233934), (7239, 232092), (8001, 209988), (8289, 202692), (8596, 195453), (9652, 174069), (10287, 163324), (10668, 157491), (10773, 155956), (11052, 152019), (11666, 144018), (12894, 130302), (13716, 122493), (14364, 116967), (14478, 116046), (16002, 104994), (16578, 101346), (16891, 99468), (17499, 96012), (19341, 86868), (20574, 81662), (21546, 77978), (21717, 77364), (23332, 72009), (24003, 69996), (24867, 67564), (25788, 65151), (28956, 58023), (32004, 52497), (33156, 50673), (33782, 49734), (34998, 48006), (38682, 43434), (38989, 43092), (40831, 41148)]