28466640

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:239

約数の個数: 200

約数和(自身を含む): 103707648

約数和(自身を除く): 75241008

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, 191, 207, 216, 230, 240, 270, 276, 324, 345, 360, 368, 382, 405, 414, 432, 460, 540, 552, 573, 621, 648, 690, 720, 764, 810, 828, 920, 955, 1035, 1080, 1104, 1146, 1242, 1296, 1380, 1528, 1620, 1656, 1719, 1840, 1863, 1910, 2070, 2160, 2292, 2484, 2760, 2865, 3056, 3105, 3240, 3312, 3438, 3726, 3820, 4140, 4393, 4584, 4968, 5157, 5520, 5730, 6210, 6480, 6876, 7452, 7640, 8280, 8595, 8786, 9168, 9315, 9936, 10314, 11460, 12420, 13179, 13752, 14904, 15280, 15471, 16560, 17190, 17572, 18630, 20628, 21965, 22920, 24840, 25785, 26358, 27504, 29808, 30942, 34380, 35144, 37260, 39537, 41256, 43930, 45840, 49680, 51570, 52716, 61884, 65895, 68760, 70288, 74520, 77355, 79074, 82512, 87860, 103140, 105432, 118611, 123768, 131790, 137520, 149040, 154710, 158148, 175720, 197685, 206280, 210864, 237222, 247536, 263580, 309420, 316296, 351440, 355833, 395370, 412560, 474444, 527160, 593055, 618840, 632592, 711666, 790740, 948888, 1054320, 1186110, 1237680, 1423332, 1581480, 1779165, 1897776, 2372220, 2846664, 3162960, 3558330, 4744440, 5693328, 7116660, 9488880, 14233320, 28466640]

約数ペア:

[(1, 28466640), (2, 14233320), (3, 9488880), (4, 7116660), (5, 5693328), (6, 4744440), (8, 3558330), (9, 3162960), (10, 2846664), (12, 2372220), (15, 1897776), (16, 1779165), (18, 1581480), (20, 1423332), (23, 1237680), (24, 1186110), (27, 1054320), (30, 948888), (36, 790740), (40, 711666), (45, 632592), (46, 618840), (48, 593055), (54, 527160), (60, 474444), (69, 412560), (72, 395370), (80, 355833), (81, 351440), (90, 316296), (92, 309420), (108, 263580), (115, 247536), (120, 237222), (135, 210864), (138, 206280), (144, 197685), (162, 175720), (180, 158148), (184, 154710), (191, 149040), (207, 137520), (216, 131790), (230, 123768), (240, 118611), (270, 105432), (276, 103140), (324, 87860), (345, 82512), (360, 79074), (368, 77355), (382, 74520), (405, 70288), (414, 68760), (432, 65895), (460, 61884), (540, 52716), (552, 51570), (573, 49680), (621, 45840), (648, 43930), (690, 41256), (720, 39537), (764, 37260), (810, 35144), (828, 34380), (920, 30942), (955, 29808), (1035, 27504), (1080, 26358), (1104, 25785), (1146, 24840), (1242, 22920), (1296, 21965), (1380, 20628), (1528, 18630), (1620, 17572), (1656, 17190), (1719, 16560), (1840, 15471), (1863, 15280), (1910, 14904), (2070, 13752), (2160, 13179), (2292, 12420), (2484, 11460), (2760, 10314), (2865, 9936), (3056, 9315), (3105, 9168), (3240, 8786), (3312, 8595), (3438, 8280), (3726, 7640), (3820, 7452), (4140, 6876), (4393, 6480), (4584, 6210), (4968, 5730), (5157, 5520)]