319161920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12953}}^1$

素因数の和:12988

約数の個数: 112

約数和(自身を含む): 947611008

約数和(自身を除く): 628449088

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1232, 1540, 1760, 2240, 2464, 3080, 3520, 4928, 6160, 12320, 12953, 24640, 25906, 51812, 64765, 90671, 103624, 129530, 142483, 181342, 207248, 259060, 284966, 362684, 414496, 453355, 518120, 569932, 712415, 725368, 828992, 906710, 997381, 1036240, 1139864, 1424830, 1450736, 1813420, 1994762, 2072480, 2279728, 2849660, 2901472, 3626840, 3989524, 4144960, 4559456, 4986905, 5699320, 5802944, 7253680, 7979048, 9118912, 9973810, 11398640, 14507360, 15958096, 19947620, 22797280, 29014720, 31916192, 39895240, 45594560, 63832384, 79790480, 159580960, 319161920]

約数ペア:

[(1, 319161920), (2, 159580960), (4, 79790480), (5, 63832384), (7, 45594560), (8, 39895240), (10, 31916192), (11, 29014720), (14, 22797280), (16, 19947620), (20, 15958096), (22, 14507360), (28, 11398640), (32, 9973810), (35, 9118912), (40, 7979048), (44, 7253680), (55, 5802944), (56, 5699320), (64, 4986905), (70, 4559456), (77, 4144960), (80, 3989524), (88, 3626840), (110, 2901472), (112, 2849660), (140, 2279728), (154, 2072480), (160, 1994762), (176, 1813420), (220, 1450736), (224, 1424830), (280, 1139864), (308, 1036240), (320, 997381), (352, 906710), (385, 828992), (440, 725368), (448, 712415), (560, 569932), (616, 518120), (704, 453355), (770, 414496), (880, 362684), (1120, 284966), (1232, 259060), (1540, 207248), (1760, 181342), (2240, 142483), (2464, 129530), (3080, 103624), (3520, 90671), (4928, 64765), (6160, 51812), (12320, 25906), (12953, 24640)]