19781794320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{38177}}^1$

素因数の和:38337

約数の個数: 160

約数和(自身を含む): 65443811328

約数和(自身を除く): 45662017008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 127, 136, 170, 204, 240, 254, 255, 272, 340, 381, 408, 508, 510, 635, 680, 762, 816, 1016, 1020, 1270, 1360, 1524, 1905, 2032, 2040, 2159, 2540, 3048, 3810, 4080, 4318, 5080, 6096, 6477, 7620, 8636, 10160, 10795, 12954, 15240, 17272, 21590, 25908, 30480, 32385, 34544, 38177, 43180, 51816, 64770, 76354, 86360, 103632, 114531, 129540, 152708, 172720, 190885, 229062, 259080, 305416, 381770, 458124, 518160, 572655, 610832, 649009, 763540, 916248, 1145310, 1298018, 1527080, 1832496, 1947027, 2290620, 2596036, 3054160, 3245045, 3894054, 4581240, 4848479, 5192072, 6490090, 7788108, 9162480, 9696958, 9735135, 10384144, 12980180, 14545437, 15576216, 19393916, 19470270, 24242395, 25960360, 29090874, 31152432, 38787832, 38940540, 48484790, 51920720, 58181748, 72727185, 77575664, 77881080, 82424143, 96969580, 116363496, 145454370, 155762160, 164848286, 193939160, 232726992, 247272429, 290908740, 329696572, 387878320, 412120715, 494544858, 581817480, 659393144, 824241430, 989089716, 1163634960, 1236362145, 1318786288, 1648482860, 1978179432, 2472724290, 3296965720, 3956358864, 4945448580, 6593931440, 9890897160, 19781794320]

約数ペア:

[(1, 19781794320), (2, 9890897160), (3, 6593931440), (4, 4945448580), (5, 3956358864), (6, 3296965720), (8, 2472724290), (10, 1978179432), (12, 1648482860), (15, 1318786288), (16, 1236362145), (17, 1163634960), (20, 989089716), (24, 824241430), (30, 659393144), (34, 581817480), (40, 494544858), (48, 412120715), (51, 387878320), (60, 329696572), (68, 290908740), (80, 247272429), (85, 232726992), (102, 193939160), (120, 164848286), (127, 155762160), (136, 145454370), (170, 116363496), (204, 96969580), (240, 82424143), (254, 77881080), (255, 77575664), (272, 72727185), (340, 58181748), (381, 51920720), (408, 48484790), (508, 38940540), (510, 38787832), (635, 31152432), (680, 29090874), (762, 25960360), (816, 24242395), (1016, 19470270), (1020, 19393916), (1270, 15576216), (1360, 14545437), (1524, 12980180), (1905, 10384144), (2032, 9735135), (2040, 9696958), (2159, 9162480), (2540, 7788108), (3048, 6490090), (3810, 5192072), (4080, 4848479), (4318, 4581240), (5080, 3894054), (6096, 3245045), (6477, 3054160), (7620, 2596036), (8636, 2290620), (10160, 1947027), (10795, 1832496), (12954, 1527080), (15240, 1298018), (17272, 1145310), (21590, 916248), (25908, 763540), (30480, 649009), (32385, 610832), (34544, 572655), (38177, 518160), (43180, 458124), (51816, 381770), (64770, 305416), (76354, 259080), (86360, 229062), (103632, 190885), (114531, 172720), (129540, 152708)]