1278588528

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{21499}}^1$

素因数の和:21579

約数の個数: 120

約数和(自身を含む): 4158960000

約数和(自身を除く): 2880371472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 59, 63, 72, 84, 112, 118, 126, 144, 168, 177, 236, 252, 336, 354, 413, 472, 504, 531, 708, 826, 944, 1008, 1062, 1239, 1416, 1652, 2124, 2478, 2832, 3304, 3717, 4248, 4956, 6608, 7434, 8496, 9912, 14868, 19824, 21499, 29736, 42998, 59472, 64497, 85996, 128994, 150493, 171992, 193491, 257988, 300986, 343984, 386982, 451479, 515976, 601972, 773964, 902958, 1031952, 1203944, 1268441, 1354437, 1547928, 1805916, 2407888, 2536882, 2708874, 3095856, 3611832, 3805323, 5073764, 5417748, 7223664, 7610646, 8879087, 10147528, 10835496, 11415969, 15221292, 17758174, 20295056, 21670992, 22831938, 26637261, 30442584, 35516348, 45663876, 53274522, 60885168, 71032696, 79911783, 91327752, 106549044, 142065392, 159823566, 182655504, 213098088, 319647132, 426196176, 639294264, 1278588528]

約数ペア:

[(1, 1278588528), (2, 639294264), (3, 426196176), (4, 319647132), (6, 213098088), (7, 182655504), (8, 159823566), (9, 142065392), (12, 106549044), (14, 91327752), (16, 79911783), (18, 71032696), (21, 60885168), (24, 53274522), (28, 45663876), (36, 35516348), (42, 30442584), (48, 26637261), (56, 22831938), (59, 21670992), (63, 20295056), (72, 17758174), (84, 15221292), (112, 11415969), (118, 10835496), (126, 10147528), (144, 8879087), (168, 7610646), (177, 7223664), (236, 5417748), (252, 5073764), (336, 3805323), (354, 3611832), (413, 3095856), (472, 2708874), (504, 2536882), (531, 2407888), (708, 1805916), (826, 1547928), (944, 1354437), (1008, 1268441), (1062, 1203944), (1239, 1031952), (1416, 902958), (1652, 773964), (2124, 601972), (2478, 515976), (2832, 451479), (3304, 386982), (3717, 343984), (4248, 300986), (4956, 257988), (6608, 193491), (7434, 171992), (8496, 150493), (9912, 128994), (14868, 85996), (19824, 64497), (21499, 59472), (29736, 42998)]