1581660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:148

約数の個数: 96

約数和(自身を含む): 5140800

約数和(自身を除く): 3559140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 87, 90, 101, 108, 116, 135, 145, 174, 180, 202, 261, 270, 290, 303, 348, 404, 435, 505, 522, 540, 580, 606, 783, 870, 909, 1010, 1044, 1212, 1305, 1515, 1566, 1740, 1818, 2020, 2610, 2727, 2929, 3030, 3132, 3636, 3915, 4545, 5220, 5454, 5858, 6060, 7830, 8787, 9090, 10908, 11716, 13635, 14645, 15660, 17574, 18180, 26361, 27270, 29290, 35148, 43935, 52722, 54540, 58580, 79083, 87870, 105444, 131805, 158166, 175740, 263610, 316332, 395415, 527220, 790830, 1581660]

約数ペア:

[(1, 1581660), (2, 790830), (3, 527220), (4, 395415), (5, 316332), (6, 263610), (9, 175740), (10, 158166), (12, 131805), (15, 105444), (18, 87870), (20, 79083), (27, 58580), (29, 54540), (30, 52722), (36, 43935), (45, 35148), (54, 29290), (58, 27270), (60, 26361), (87, 18180), (90, 17574), (101, 15660), (108, 14645), (116, 13635), (135, 11716), (145, 10908), (174, 9090), (180, 8787), (202, 7830), (261, 6060), (270, 5858), (290, 5454), (303, 5220), (348, 4545), (404, 3915), (435, 3636), (505, 3132), (522, 3030), (540, 2929), (580, 2727), (606, 2610), (783, 2020), (870, 1818), (909, 1740), (1010, 1566), (1044, 1515), (1212, 1305)]