1778274320

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1\times {\mathrm{967}}^1$

素因数の和:1288

約数の個数: 80

約数和(自身を含む): 4194398208

約数和(自身を除く): 2416123888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 181, 254, 362, 508, 635, 724, 905, 967, 1016, 1270, 1448, 1810, 1934, 2032, 2540, 2896, 3620, 3868, 4835, 5080, 7240, 7736, 9670, 10160, 14480, 15472, 19340, 22987, 38680, 45974, 77360, 91948, 114935, 122809, 175027, 183896, 229870, 245618, 350054, 367792, 459740, 491236, 614045, 700108, 875135, 919480, 982472, 1228090, 1400216, 1750270, 1838960, 1964944, 2456180, 2800432, 3500540, 4912360, 7001080, 9824720, 14002160, 22228429, 44456858, 88913716, 111142145, 177827432, 222284290, 355654864, 444568580, 889137160, 1778274320]

約数ペア:

[(1, 1778274320), (2, 889137160), (4, 444568580), (5, 355654864), (8, 222284290), (10, 177827432), (16, 111142145), (20, 88913716), (40, 44456858), (80, 22228429), (127, 14002160), (181, 9824720), (254, 7001080), (362, 4912360), (508, 3500540), (635, 2800432), (724, 2456180), (905, 1964944), (967, 1838960), (1016, 1750270), (1270, 1400216), (1448, 1228090), (1810, 982472), (1934, 919480), (2032, 875135), (2540, 700108), (2896, 614045), (3620, 491236), (3868, 459740), (4835, 367792), (5080, 350054), (7240, 245618), (7736, 229870), (9670, 183896), (10160, 175027), (14480, 122809), (15472, 114935), (19340, 91948), (22987, 77360), (38680, 45974)]