7944240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:514

約数の個数: 80

約数和(自身を含む): 24998400

約数和(自身を除く): 17054160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 419, 474, 632, 790, 838, 948, 1185, 1257, 1264, 1580, 1676, 1896, 2095, 2370, 2514, 3160, 3352, 3792, 4190, 4740, 5028, 6285, 6320, 6704, 8380, 9480, 10056, 12570, 16760, 18960, 20112, 25140, 33101, 33520, 50280, 66202, 99303, 100560, 132404, 165505, 198606, 264808, 331010, 397212, 496515, 529616, 662020, 794424, 993030, 1324040, 1588848, 1986060, 2648080, 3972120, 7944240]

約数ペア:

[(1, 7944240), (2, 3972120), (3, 2648080), (4, 1986060), (5, 1588848), (6, 1324040), (8, 993030), (10, 794424), (12, 662020), (15, 529616), (16, 496515), (20, 397212), (24, 331010), (30, 264808), (40, 198606), (48, 165505), (60, 132404), (79, 100560), (80, 99303), (120, 66202), (158, 50280), (237, 33520), (240, 33101), (316, 25140), (395, 20112), (419, 18960), (474, 16760), (632, 12570), (790, 10056), (838, 9480), (948, 8380), (1185, 6704), (1257, 6320), (1264, 6285), (1580, 5028), (1676, 4740), (1896, 4190), (2095, 3792), (2370, 3352), (2514, 3160)]