81095580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{443}}^1$

素因数の和:577

約数の個数: 120

約数和(自身を含む): 257230512

約数和(自身を除く): 176134932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 113, 135, 162, 180, 226, 270, 324, 339, 405, 443, 452, 540, 565, 678, 810, 886, 1017, 1130, 1329, 1356, 1620, 1695, 1772, 2034, 2215, 2260, 2658, 3051, 3390, 3987, 4068, 4430, 5085, 5316, 6102, 6645, 6780, 7974, 8860, 9153, 10170, 11961, 12204, 13290, 15255, 15948, 18306, 19935, 20340, 23922, 26580, 30510, 35883, 36612, 39870, 45765, 47844, 50059, 59805, 61020, 71766, 79740, 91530, 100118, 119610, 143532, 150177, 179415, 183060, 200236, 239220, 250295, 300354, 358830, 450531, 500590, 600708, 717660, 750885, 901062, 1001180, 1351593, 1501770, 1802124, 2252655, 2703186, 3003540, 4054779, 4505310, 5406372, 6757965, 8109558, 9010620, 13515930, 16219116, 20273895, 27031860, 40547790, 81095580]

約数ペア:

[(1, 81095580), (2, 40547790), (3, 27031860), (4, 20273895), (5, 16219116), (6, 13515930), (9, 9010620), (10, 8109558), (12, 6757965), (15, 5406372), (18, 4505310), (20, 4054779), (27, 3003540), (30, 2703186), (36, 2252655), (45, 1802124), (54, 1501770), (60, 1351593), (81, 1001180), (90, 901062), (108, 750885), (113, 717660), (135, 600708), (162, 500590), (180, 450531), (226, 358830), (270, 300354), (324, 250295), (339, 239220), (405, 200236), (443, 183060), (452, 179415), (540, 150177), (565, 143532), (678, 119610), (810, 100118), (886, 91530), (1017, 79740), (1130, 71766), (1329, 61020), (1356, 59805), (1620, 50059), (1695, 47844), (1772, 45765), (2034, 39870), (2215, 36612), (2260, 35883), (2658, 30510), (3051, 26580), (3390, 23922), (3987, 20340), (4068, 19935), (4430, 18306), (5085, 15948), (5316, 15255), (6102, 13290), (6645, 12204), (6780, 11961), (7974, 10170), (8860, 9153)]