31245360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1289}}^1$

素因数の和:1406

約数の個数: 80

約数和(自身を含む): 97895520

約数和(自身を除く): 66650160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 101, 120, 202, 240, 303, 404, 505, 606, 808, 1010, 1212, 1289, 1515, 1616, 2020, 2424, 2578, 3030, 3867, 4040, 4848, 5156, 6060, 6445, 7734, 8080, 10312, 12120, 12890, 15468, 19335, 20624, 24240, 25780, 30936, 38670, 51560, 61872, 77340, 103120, 130189, 154680, 260378, 309360, 390567, 520756, 650945, 781134, 1041512, 1301890, 1562268, 1952835, 2083024, 2603780, 3124536, 3905670, 5207560, 6249072, 7811340, 10415120, 15622680, 31245360]

約数ペア:

[(1, 31245360), (2, 15622680), (3, 10415120), (4, 7811340), (5, 6249072), (6, 5207560), (8, 3905670), (10, 3124536), (12, 2603780), (15, 2083024), (16, 1952835), (20, 1562268), (24, 1301890), (30, 1041512), (40, 781134), (48, 650945), (60, 520756), (80, 390567), (101, 309360), (120, 260378), (202, 154680), (240, 130189), (303, 103120), (404, 77340), (505, 61872), (606, 51560), (808, 38670), (1010, 30936), (1212, 25780), (1289, 24240), (1515, 20624), (1616, 19335), (2020, 15468), (2424, 12890), (2578, 12120), (3030, 10312), (3867, 8080), (4040, 7734), (4848, 6445), (5156, 6060)]