1278101916

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:750

約数の個数: 240

約数和(自身を含む): 4180087296

約数和(自身を除く): 2901985380

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 67, 78, 81, 84, 91, 108, 117, 126, 134, 156, 162, 182, 189, 201, 234, 252, 268, 273, 324, 351, 364, 378, 402, 468, 469, 546, 567, 603, 647, 702, 756, 804, 819, 871, 938, 1053, 1092, 1134, 1206, 1294, 1404, 1407, 1638, 1742, 1809, 1876, 1941, 2106, 2268, 2412, 2457, 2588, 2613, 2814, 3276, 3484, 3618, 3882, 4212, 4221, 4529, 4914, 5226, 5427, 5628, 5823, 6097, 7236, 7371, 7764, 7839, 8411, 8442, 9058, 9828, 10452, 10854, 11646, 12194, 12663, 13587, 14742, 15678, 16822, 16884, 17469, 18116, 18291, 21708, 23292, 23517, 24388, 25233, 25326, 27174, 29484, 31356, 33644, 34938, 36582, 37989, 40761, 43349, 47034, 50466, 50652, 52407, 54348, 54873, 58877, 69876, 70551, 73164, 75699, 75978, 81522, 86698, 94068, 100932, 104814, 109746, 117754, 122283, 130047, 141102, 151398, 151956, 163044, 164619, 173396, 176631, 209628, 219492, 227097, 235508, 244566, 260094, 282204, 302796, 303443, 329238, 353262, 366849, 390141, 454194, 489132, 493857, 520188, 529893, 563537, 606886, 658476, 681291, 706524, 733698, 780282, 908388, 910329, 987714, 1059786, 1127074, 1170423, 1213772, 1362582, 1467396, 1560564, 1589679, 1690611, 1820658, 1975428, 2119572, 2254148, 2340846, 2725164, 2730987, 3179358, 3381222, 3511269, 3641316, 3944759, 4681692, 4769037, 5071833, 5461974, 6358716, 6762444, 7022538, 7889518, 8192961, 9538074, 10143666, 10923948, 11834277, 14045076, 15215499, 15779036, 16385922, 19076148, 20287332, 23668554, 24578883, 30430998, 32771844, 35502831, 45646497, 47337108, 49157766, 60861996, 71005662, 91292994, 98315532, 106508493, 142011324, 182585988, 213016986, 319525479, 426033972, 639050958, 1278101916]

約数ペア:

[(1, 1278101916), (2, 639050958), (3, 426033972), (4, 319525479), (6, 213016986), (7, 182585988), (9, 142011324), (12, 106508493), (13, 98315532), (14, 91292994), (18, 71005662), (21, 60861996), (26, 49157766), (27, 47337108), (28, 45646497), (36, 35502831), (39, 32771844), (42, 30430998), (52, 24578883), (54, 23668554), (63, 20287332), (67, 19076148), (78, 16385922), (81, 15779036), (84, 15215499), (91, 14045076), (108, 11834277), (117, 10923948), (126, 10143666), (134, 9538074), (156, 8192961), (162, 7889518), (182, 7022538), (189, 6762444), (201, 6358716), (234, 5461974), (252, 5071833), (268, 4769037), (273, 4681692), (324, 3944759), (351, 3641316), (364, 3511269), (378, 3381222), (402, 3179358), (468, 2730987), (469, 2725164), (546, 2340846), (567, 2254148), (603, 2119572), (647, 1975428), (702, 1820658), (756, 1690611), (804, 1589679), (819, 1560564), (871, 1467396), (938, 1362582), (1053, 1213772), (1092, 1170423), (1134, 1127074), (1206, 1059786), (1294, 987714), (1404, 910329), (1407, 908388), (1638, 780282), (1742, 733698), (1809, 706524), (1876, 681291), (1941, 658476), (2106, 606886), (2268, 563537), (2412, 529893), (2457, 520188), (2588, 493857), (2613, 489132), (2814, 454194), (3276, 390141), (3484, 366849), (3618, 353262), (3882, 329238), (4212, 303443), (4221, 302796), (4529, 282204), (4914, 260094), (5226, 244566), (5427, 235508), (5628, 227097), (5823, 219492), (6097, 209628), (7236, 176631), (7371, 173396), (7764, 164619), (7839, 163044), (8411, 151956), (8442, 151398), (9058, 141102), (9828, 130047), (10452, 122283), (10854, 117754), (11646, 109746), (12194, 104814), (12663, 100932), (13587, 94068), (14742, 86698), (15678, 81522), (16822, 75978), (16884, 75699), (17469, 73164), (18116, 70551), (18291, 69876), (21708, 58877), (23292, 54873), (23517, 54348), (24388, 52407), (25233, 50652), (25326, 50466), (27174, 47034), (29484, 43349), (31356, 40761), (33644, 37989), (34938, 36582)]