86880420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3989}}^1$

素因数の和:4026

約数の個数: 108

約数和(自身を含む): 289745820

約数和(自身を除く): 202865400

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 990, 1089, 1210, 1452, 1815, 1980, 2178, 2420, 3630, 3989, 4356, 5445, 7260, 7978, 10890, 11967, 15956, 19945, 21780, 23934, 35901, 39890, 43879, 47868, 59835, 71802, 79780, 87758, 119670, 131637, 143604, 175516, 179505, 219395, 239340, 263274, 359010, 394911, 438790, 482669, 526548, 658185, 718020, 789822, 877580, 965338, 1316370, 1448007, 1579644, 1930676, 1974555, 2413345, 2632740, 2896014, 3949110, 4344021, 4826690, 5792028, 7240035, 7898220, 8688042, 9653380, 14480070, 17376084, 21720105, 28960140, 43440210, 86880420]

約数ペア:

[(1, 86880420), (2, 43440210), (3, 28960140), (4, 21720105), (5, 17376084), (6, 14480070), (9, 9653380), (10, 8688042), (11, 7898220), (12, 7240035), (15, 5792028), (18, 4826690), (20, 4344021), (22, 3949110), (30, 2896014), (33, 2632740), (36, 2413345), (44, 1974555), (45, 1930676), (55, 1579644), (60, 1448007), (66, 1316370), (90, 965338), (99, 877580), (110, 789822), (121, 718020), (132, 658185), (165, 526548), (180, 482669), (198, 438790), (220, 394911), (242, 359010), (330, 263274), (363, 239340), (396, 219395), (484, 179505), (495, 175516), (605, 143604), (660, 131637), (726, 119670), (990, 87758), (1089, 79780), (1210, 71802), (1452, 59835), (1815, 47868), (1980, 43879), (2178, 39890), (2420, 35901), (3630, 23934), (3989, 21780), (4356, 19945), (5445, 15956), (7260, 11967), (7978, 10890)]