28764720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:241

約数の個数: 200

約数和(自身を含む): 104787936

約数和(自身を除く): 76023216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 81, 90, 92, 108, 115, 120, 135, 138, 144, 162, 180, 184, 193, 207, 216, 230, 240, 270, 276, 324, 345, 360, 368, 386, 405, 414, 432, 460, 540, 552, 579, 621, 648, 690, 720, 772, 810, 828, 920, 965, 1035, 1080, 1104, 1158, 1242, 1296, 1380, 1544, 1620, 1656, 1737, 1840, 1863, 1930, 2070, 2160, 2316, 2484, 2760, 2895, 3088, 3105, 3240, 3312, 3474, 3726, 3860, 4140, 4439, 4632, 4968, 5211, 5520, 5790, 6210, 6480, 6948, 7452, 7720, 8280, 8685, 8878, 9264, 9315, 9936, 10422, 11580, 12420, 13317, 13896, 14904, 15440, 15633, 16560, 17370, 17756, 18630, 20844, 22195, 23160, 24840, 26055, 26634, 27792, 29808, 31266, 34740, 35512, 37260, 39951, 41688, 44390, 46320, 49680, 52110, 53268, 62532, 66585, 69480, 71024, 74520, 78165, 79902, 83376, 88780, 104220, 106536, 119853, 125064, 133170, 138960, 149040, 156330, 159804, 177560, 199755, 208440, 213072, 239706, 250128, 266340, 312660, 319608, 355120, 359559, 399510, 416880, 479412, 532680, 599265, 625320, 639216, 719118, 799020, 958824, 1065360, 1198530, 1250640, 1438236, 1598040, 1797795, 1917648, 2397060, 2876472, 3196080, 3595590, 4794120, 5752944, 7191180, 9588240, 14382360, 28764720]

約数ペア:

[(1, 28764720), (2, 14382360), (3, 9588240), (4, 7191180), (5, 5752944), (6, 4794120), (8, 3595590), (9, 3196080), (10, 2876472), (12, 2397060), (15, 1917648), (16, 1797795), (18, 1598040), (20, 1438236), (23, 1250640), (24, 1198530), (27, 1065360), (30, 958824), (36, 799020), (40, 719118), (45, 639216), (46, 625320), (48, 599265), (54, 532680), (60, 479412), (69, 416880), (72, 399510), (80, 359559), (81, 355120), (90, 319608), (92, 312660), (108, 266340), (115, 250128), (120, 239706), (135, 213072), (138, 208440), (144, 199755), (162, 177560), (180, 159804), (184, 156330), (193, 149040), (207, 138960), (216, 133170), (230, 125064), (240, 119853), (270, 106536), (276, 104220), (324, 88780), (345, 83376), (360, 79902), (368, 78165), (386, 74520), (405, 71024), (414, 69480), (432, 66585), (460, 62532), (540, 53268), (552, 52110), (579, 49680), (621, 46320), (648, 44390), (690, 41688), (720, 39951), (772, 37260), (810, 35512), (828, 34740), (920, 31266), (965, 29808), (1035, 27792), (1080, 26634), (1104, 26055), (1158, 24840), (1242, 23160), (1296, 22195), (1380, 20844), (1544, 18630), (1620, 17756), (1656, 17370), (1737, 16560), (1840, 15633), (1863, 15440), (1930, 14904), (2070, 13896), (2160, 13317), (2316, 12420), (2484, 11580), (2760, 10422), (2895, 9936), (3088, 9315), (3105, 9264), (3240, 8878), (3312, 8685), (3474, 8280), (3726, 7720), (3860, 7452), (4140, 6948), (4439, 6480), (4632, 6210), (4968, 5790), (5211, 5520)]