27928080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:589

約数の個数: 120

約数和(自身を含む): 95172480

約数和(自身を除く): 67244400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 491, 632, 711, 720, 790, 948, 982, 1185, 1264, 1422, 1473, 1580, 1896, 1964, 2370, 2455, 2844, 2946, 3160, 3555, 3792, 3928, 4419, 4740, 4910, 5688, 5892, 6320, 7110, 7365, 7856, 8838, 9480, 9820, 11376, 11784, 14220, 14730, 17676, 18960, 19640, 22095, 23568, 28440, 29460, 35352, 38789, 39280, 44190, 56880, 58920, 70704, 77578, 88380, 116367, 117840, 155156, 176760, 193945, 232734, 310312, 349101, 353520, 387890, 465468, 581835, 620624, 698202, 775780, 930936, 1163670, 1396404, 1551560, 1745505, 1861872, 2327340, 2792808, 3103120, 3491010, 4654680, 5585616, 6982020, 9309360, 13964040, 27928080]

約数ペア:

[(1, 27928080), (2, 13964040), (3, 9309360), (4, 6982020), (5, 5585616), (6, 4654680), (8, 3491010), (9, 3103120), (10, 2792808), (12, 2327340), (15, 1861872), (16, 1745505), (18, 1551560), (20, 1396404), (24, 1163670), (30, 930936), (36, 775780), (40, 698202), (45, 620624), (48, 581835), (60, 465468), (72, 387890), (79, 353520), (80, 349101), (90, 310312), (120, 232734), (144, 193945), (158, 176760), (180, 155156), (237, 117840), (240, 116367), (316, 88380), (360, 77578), (395, 70704), (474, 58920), (491, 56880), (632, 44190), (711, 39280), (720, 38789), (790, 35352), (948, 29460), (982, 28440), (1185, 23568), (1264, 22095), (1422, 19640), (1473, 18960), (1580, 17676), (1896, 14730), (1964, 14220), (2370, 11784), (2455, 11376), (2844, 9820), (2946, 9480), (3160, 8838), (3555, 7856), (3792, 7365), (3928, 7110), (4419, 6320), (4740, 5892), (4910, 5688)]