311572080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{673}}^1$

素因数の和:1335

約数の個数: 120

約数和(自身を含む): 1049547408

約数和(自身を除く): 737975328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 643, 673, 720, 1286, 1346, 1929, 2019, 2572, 2692, 3215, 3365, 3858, 4038, 5144, 5384, 5787, 6057, 6430, 6730, 7716, 8076, 9645, 10095, 10288, 10768, 11574, 12114, 12860, 13460, 15432, 16152, 19290, 20190, 23148, 24228, 25720, 26920, 28935, 30285, 30864, 32304, 38580, 40380, 46296, 48456, 51440, 53840, 57870, 60570, 77160, 80760, 92592, 96912, 115740, 121140, 154320, 161520, 231480, 242280, 432739, 462960, 484560, 865478, 1298217, 1730956, 2163695, 2596434, 3461912, 3894651, 4327390, 5192868, 6491085, 6923824, 7789302, 8654780, 10385736, 12982170, 15578604, 17309560, 19473255, 20771472, 25964340, 31157208, 34619120, 38946510, 51928680, 62314416, 77893020, 103857360, 155786040, 311572080]

約数ペア:

[(1, 311572080), (2, 155786040), (3, 103857360), (4, 77893020), (5, 62314416), (6, 51928680), (8, 38946510), (9, 34619120), (10, 31157208), (12, 25964340), (15, 20771472), (16, 19473255), (18, 17309560), (20, 15578604), (24, 12982170), (30, 10385736), (36, 8654780), (40, 7789302), (45, 6923824), (48, 6491085), (60, 5192868), (72, 4327390), (80, 3894651), (90, 3461912), (120, 2596434), (144, 2163695), (180, 1730956), (240, 1298217), (360, 865478), (643, 484560), (673, 462960), (720, 432739), (1286, 242280), (1346, 231480), (1929, 161520), (2019, 154320), (2572, 121140), (2692, 115740), (3215, 96912), (3365, 92592), (3858, 80760), (4038, 77160), (5144, 60570), (5384, 57870), (5787, 53840), (6057, 51440), (6430, 48456), (6730, 46296), (7716, 40380), (8076, 38580), (9645, 32304), (10095, 30864), (10288, 30285), (10768, 28935), (11574, 26920), (12114, 25720), (12860, 24228), (13460, 23148), (15432, 20190), (16152, 19290)]