678756078

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1$

素因数の和:504

約数の個数: 256

約数和(自身を含む): 2099865600

約数和(自身を除く): 1421109522

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 27, 29, 33, 39, 42, 54, 58, 63, 66, 77, 78, 87, 91, 99, 117, 126, 143, 154, 174, 182, 189, 198, 203, 231, 234, 261, 273, 286, 297, 319, 351, 377, 378, 406, 429, 433, 462, 522, 546, 594, 609, 638, 693, 702, 754, 783, 819, 858, 866, 957, 1001, 1131, 1218, 1287, 1299, 1386, 1566, 1638, 1827, 1914, 2002, 2079, 2233, 2262, 2457, 2574, 2598, 2639, 2871, 3003, 3031, 3393, 3654, 3861, 3897, 4147, 4158, 4466, 4763, 4914, 5278, 5481, 5629, 5742, 6006, 6062, 6699, 6786, 7722, 7794, 7917, 8294, 8613, 9009, 9093, 9526, 10179, 10962, 11258, 11691, 12441, 12557, 13398, 14289, 15834, 16887, 17226, 18018, 18186, 20097, 20358, 23382, 23751, 24882, 25114, 27027, 27279, 28578, 29029, 33341, 33774, 37323, 37671, 39403, 40194, 42867, 47502, 50661, 54054, 54558, 58058, 60291, 61919, 66682, 71253, 74646, 75342, 78806, 81837, 85734, 87087, 87899, 100023, 101322, 111969, 113013, 118209, 120582, 123838, 128601, 138127, 142506, 151983, 163241, 163674, 174174, 175798, 185757, 200046, 223938, 226026, 236418, 257202, 261261, 263697, 276254, 300069, 303966, 326482, 339039, 354627, 371514, 414381, 433433, 489723, 522522, 527394, 557271, 600138, 678078, 709254, 783783, 791091, 828762, 866866, 900207, 966889, 979446, 1063881, 1114542, 1142687, 1243143, 1300299, 1469169, 1567566, 1582182, 1671813, 1795651, 1800414, 1933778, 2127762, 2285374, 2373273, 2486286, 2600598, 2900667, 2938338, 3343626, 3428061, 3591302, 3729429, 3900897, 4407507, 4746546, 5386953, 5801334, 6856122, 7458858, 7801794, 8702001, 8815014, 10284183, 10773906, 11702691, 12569557, 16160859, 17404002, 20568366, 23405382, 25139114, 26106003, 30852549, 32321718, 37708671, 48482577, 52212006, 61705098, 75417342, 96965154, 113126013, 226252026, 339378039, 678756078]

約数ペア:

[(1, 678756078), (2, 339378039), (3, 226252026), (6, 113126013), (7, 96965154), (9, 75417342), (11, 61705098), (13, 52212006), (14, 48482577), (18, 37708671), (21, 32321718), (22, 30852549), (26, 26106003), (27, 25139114), (29, 23405382), (33, 20568366), (39, 17404002), (42, 16160859), (54, 12569557), (58, 11702691), (63, 10773906), (66, 10284183), (77, 8815014), (78, 8702001), (87, 7801794), (91, 7458858), (99, 6856122), (117, 5801334), (126, 5386953), (143, 4746546), (154, 4407507), (174, 3900897), (182, 3729429), (189, 3591302), (198, 3428061), (203, 3343626), (231, 2938338), (234, 2900667), (261, 2600598), (273, 2486286), (286, 2373273), (297, 2285374), (319, 2127762), (351, 1933778), (377, 1800414), (378, 1795651), (406, 1671813), (429, 1582182), (433, 1567566), (462, 1469169), (522, 1300299), (546, 1243143), (594, 1142687), (609, 1114542), (638, 1063881), (693, 979446), (702, 966889), (754, 900207), (783, 866866), (819, 828762), (858, 791091), (866, 783783), (957, 709254), (1001, 678078), (1131, 600138), (1218, 557271), (1287, 527394), (1299, 522522), (1386, 489723), (1566, 433433), (1638, 414381), (1827, 371514), (1914, 354627), (2002, 339039), (2079, 326482), (2233, 303966), (2262, 300069), (2457, 276254), (2574, 263697), (2598, 261261), (2639, 257202), (2871, 236418), (3003, 226026), (3031, 223938), (3393, 200046), (3654, 185757), (3861, 175798), (3897, 174174), (4147, 163674), (4158, 163241), (4466, 151983), (4763, 142506), (4914, 138127), (5278, 128601), (5481, 123838), (5629, 120582), (5742, 118209), (6006, 113013), (6062, 111969), (6699, 101322), (6786, 100023), (7722, 87899), (7794, 87087), (7917, 85734), (8294, 81837), (8613, 78806), (9009, 75342), (9093, 74646), (9526, 71253), (10179, 66682), (10962, 61919), (11258, 60291), (11691, 58058), (12441, 54558), (12557, 54054), (13398, 50661), (14289, 47502), (15834, 42867), (16887, 40194), (17226, 39403), (18018, 37671), (18186, 37323), (20097, 33774), (20358, 33341), (23382, 29029), (23751, 28578), (24882, 27279), (25114, 27027)]