129775776

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:479

約数の個数: 144

約数和(自身を含む): 389219040

約数和(自身を除く): 259443264

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 76, 78, 96, 104, 114, 152, 156, 169, 208, 228, 247, 304, 312, 338, 416, 421, 456, 494, 507, 608, 624, 676, 741, 842, 912, 988, 1014, 1248, 1263, 1352, 1482, 1684, 1824, 1976, 2028, 2526, 2704, 2964, 3211, 3368, 3952, 4056, 5052, 5408, 5473, 5928, 6422, 6736, 7904, 7999, 8112, 9633, 10104, 10946, 11856, 12844, 13472, 15998, 16224, 16419, 19266, 20208, 21892, 23712, 23997, 25688, 31996, 32838, 38532, 40416, 43784, 47994, 51376, 63992, 65676, 71149, 77064, 87568, 95988, 102752, 103987, 127984, 131352, 142298, 154128, 175136, 191976, 207974, 213447, 255968, 262704, 284596, 308256, 311961, 383952, 415948, 426894, 525408, 569192, 623922, 767904, 831896, 853788, 1138384, 1247844, 1351831, 1663792, 1707576, 2276768, 2495688, 2703662, 3327584, 3415152, 4055493, 4991376, 5407324, 6830304, 8110986, 9982752, 10814648, 16221972, 21629296, 32443944, 43258592, 64887888, 129775776]

約数ペア:

[(1, 129775776), (2, 64887888), (3, 43258592), (4, 32443944), (6, 21629296), (8, 16221972), (12, 10814648), (13, 9982752), (16, 8110986), (19, 6830304), (24, 5407324), (26, 4991376), (32, 4055493), (38, 3415152), (39, 3327584), (48, 2703662), (52, 2495688), (57, 2276768), (76, 1707576), (78, 1663792), (96, 1351831), (104, 1247844), (114, 1138384), (152, 853788), (156, 831896), (169, 767904), (208, 623922), (228, 569192), (247, 525408), (304, 426894), (312, 415948), (338, 383952), (416, 311961), (421, 308256), (456, 284596), (494, 262704), (507, 255968), (608, 213447), (624, 207974), (676, 191976), (741, 175136), (842, 154128), (912, 142298), (988, 131352), (1014, 127984), (1248, 103987), (1263, 102752), (1352, 95988), (1482, 87568), (1684, 77064), (1824, 71149), (1976, 65676), (2028, 63992), (2526, 51376), (2704, 47994), (2964, 43784), (3211, 40416), (3368, 38532), (3952, 32838), (4056, 31996), (5052, 25688), (5408, 23997), (5473, 23712), (5928, 21892), (6422, 20208), (6736, 19266), (7904, 16419), (7999, 16224), (8112, 15998), (9633, 13472), (10104, 12844), (10946, 11856)]