22778820

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 73993920

約数和(自身を除く): 51215100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 81, 86, 90, 108, 109, 129, 135, 162, 172, 180, 215, 218, 243, 258, 270, 324, 327, 387, 405, 430, 436, 486, 516, 540, 545, 645, 654, 774, 810, 860, 972, 981, 1090, 1161, 1215, 1290, 1308, 1548, 1620, 1635, 1935, 1962, 2180, 2322, 2430, 2580, 2943, 3270, 3483, 3870, 3924, 4644, 4687, 4860, 4905, 5805, 5886, 6540, 6966, 7740, 8829, 9374, 9810, 10449, 11610, 11772, 13932, 14061, 14715, 17415, 17658, 18748, 19620, 20898, 23220, 23435, 26487, 28122, 29430, 34830, 35316, 41796, 42183, 44145, 46870, 52245, 52974, 56244, 58860, 69660, 70305, 84366, 88290, 93740, 104490, 105948, 126549, 132435, 140610, 168732, 176580, 208980, 210915, 253098, 264870, 281220, 379647, 421830, 506196, 529740, 632745, 759294, 843660, 1138941, 1265490, 1518588, 1898235, 2277882, 2530980, 3796470, 4555764, 5694705, 7592940, 11389410, 22778820]

約数ペア:

[(1, 22778820), (2, 11389410), (3, 7592940), (4, 5694705), (5, 4555764), (6, 3796470), (9, 2530980), (10, 2277882), (12, 1898235), (15, 1518588), (18, 1265490), (20, 1138941), (27, 843660), (30, 759294), (36, 632745), (43, 529740), (45, 506196), (54, 421830), (60, 379647), (81, 281220), (86, 264870), (90, 253098), (108, 210915), (109, 208980), (129, 176580), (135, 168732), (162, 140610), (172, 132435), (180, 126549), (215, 105948), (218, 104490), (243, 93740), (258, 88290), (270, 84366), (324, 70305), (327, 69660), (387, 58860), (405, 56244), (430, 52974), (436, 52245), (486, 46870), (516, 44145), (540, 42183), (545, 41796), (645, 35316), (654, 34830), (774, 29430), (810, 28122), (860, 26487), (972, 23435), (981, 23220), (1090, 20898), (1161, 19620), (1215, 18748), (1290, 17658), (1308, 17415), (1548, 14715), (1620, 14061), (1635, 13932), (1935, 11772), (1962, 11610), (2180, 10449), (2322, 9810), (2430, 9374), (2580, 8829), (2943, 7740), (3270, 6966), (3483, 6540), (3870, 5886), (3924, 5805), (4644, 4905), (4687, 4860)]