2155686120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{855431}}^1$

素因数の和:855455

約数の個数: 96

約数和(自身を含む): 8006843520

約数和(自身を除く): 5851157400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 855431, 1710862, 2566293, 3421724, 4277155, 5132586, 5988017, 6843448, 7698879, 8554310, 10265172, 11976034, 12831465, 15397758, 17108620, 17964051, 20530344, 23952068, 25662930, 29940085, 30795516, 34217240, 35928102, 38494395, 47904136, 51325860, 53892153, 59880170, 61591032, 71856204, 76988790, 89820255, 102651720, 107784306, 119760340, 143712408, 153977580, 179640510, 215568612, 239520680, 269460765, 307955160, 359281020, 431137224, 538921530, 718562040, 1077843060, 2155686120]

約数ペア:

[(1, 2155686120), (2, 1077843060), (3, 718562040), (4, 538921530), (5, 431137224), (6, 359281020), (7, 307955160), (8, 269460765), (9, 239520680), (10, 215568612), (12, 179640510), (14, 153977580), (15, 143712408), (18, 119760340), (20, 107784306), (21, 102651720), (24, 89820255), (28, 76988790), (30, 71856204), (35, 61591032), (36, 59880170), (40, 53892153), (42, 51325860), (45, 47904136), (56, 38494395), (60, 35928102), (63, 34217240), (70, 30795516), (72, 29940085), (84, 25662930), (90, 23952068), (105, 20530344), (120, 17964051), (126, 17108620), (140, 15397758), (168, 12831465), (180, 11976034), (210, 10265172), (252, 8554310), (280, 7698879), (315, 6843448), (360, 5988017), (420, 5132586), (504, 4277155), (630, 3421724), (840, 2566293), (1260, 1710862), (2520, 855431)]