20230155

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:286

約数の個数: 80

約数和(自身を含む): 41817600

約数和(自身を除く): 21587445

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 81, 95, 99, 135, 165, 171, 209, 239, 285, 297, 405, 495, 513, 627, 717, 855, 891, 1045, 1195, 1485, 1539, 1881, 2151, 2565, 2629, 3135, 3585, 4455, 4541, 5643, 6453, 7695, 7887, 9405, 10755, 13145, 13623, 16929, 19359, 22705, 23661, 28215, 32265, 39435, 40869, 49951, 68115, 70983, 84645, 96795, 118305, 122607, 149853, 204345, 212949, 249755, 354915, 367821, 449559, 613035, 749265, 1064745, 1348677, 1839105, 2247795, 4046031, 6743385, 20230155]

約数ペア:

[(1, 20230155), (3, 6743385), (5, 4046031), (9, 2247795), (11, 1839105), (15, 1348677), (19, 1064745), (27, 749265), (33, 613035), (45, 449559), (55, 367821), (57, 354915), (81, 249755), (95, 212949), (99, 204345), (135, 149853), (165, 122607), (171, 118305), (209, 96795), (239, 84645), (285, 70983), (297, 68115), (405, 49951), (495, 40869), (513, 39435), (627, 32265), (717, 28215), (855, 23661), (891, 22705), (1045, 19359), (1195, 16929), (1485, 13623), (1539, 13145), (1881, 10755), (2151, 9405), (2565, 7887), (2629, 7695), (3135, 6453), (3585, 5643), (4455, 4541)]