165568920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2917}}^1$

素因数の和:2985

約数の個数: 128

約数和(自身を含む): 554653440

約数和(自身を除く): 389084520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 43, 44, 55, 60, 66, 86, 88, 110, 120, 129, 132, 165, 172, 215, 220, 258, 264, 330, 344, 430, 440, 473, 516, 645, 660, 860, 946, 1032, 1290, 1320, 1419, 1720, 1892, 2365, 2580, 2838, 2917, 3784, 4730, 5160, 5676, 5834, 7095, 8751, 9460, 11352, 11668, 14190, 14585, 17502, 18920, 23336, 28380, 29170, 32087, 35004, 43755, 56760, 58340, 64174, 70008, 87510, 96261, 116680, 125431, 128348, 160435, 175020, 192522, 250862, 256696, 320870, 350040, 376293, 385044, 481305, 501724, 627155, 641740, 752586, 770088, 962610, 1003448, 1254310, 1283480, 1379741, 1505172, 1881465, 1925220, 2508620, 2759482, 3010344, 3762930, 3850440, 4139223, 5017240, 5518964, 6898705, 7525860, 8278446, 11037928, 13797410, 15051720, 16556892, 20696115, 27594820, 33113784, 41392230, 55189640, 82784460, 165568920]

約数ペア:

[(1, 165568920), (2, 82784460), (3, 55189640), (4, 41392230), (5, 33113784), (6, 27594820), (8, 20696115), (10, 16556892), (11, 15051720), (12, 13797410), (15, 11037928), (20, 8278446), (22, 7525860), (24, 6898705), (30, 5518964), (33, 5017240), (40, 4139223), (43, 3850440), (44, 3762930), (55, 3010344), (60, 2759482), (66, 2508620), (86, 1925220), (88, 1881465), (110, 1505172), (120, 1379741), (129, 1283480), (132, 1254310), (165, 1003448), (172, 962610), (215, 770088), (220, 752586), (258, 641740), (264, 627155), (330, 501724), (344, 481305), (430, 385044), (440, 376293), (473, 350040), (516, 320870), (645, 256696), (660, 250862), (860, 192522), (946, 175020), (1032, 160435), (1290, 128348), (1320, 125431), (1419, 116680), (1720, 96261), (1892, 87510), (2365, 70008), (2580, 64174), (2838, 58340), (2917, 56760), (3784, 43755), (4730, 35004), (5160, 32087), (5676, 29170), (5834, 28380), (7095, 23336), (8751, 18920), (9460, 17502), (11352, 14585), (11668, 14190)]