56212920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:147

約数の個数: 256

約数和(自身を含む): 204595200

約数和(自身を除く): 148382280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 31, 36, 40, 45, 46, 54, 60, 62, 69, 72, 73, 90, 92, 93, 108, 115, 120, 124, 135, 138, 146, 155, 180, 184, 186, 207, 216, 219, 230, 248, 270, 276, 279, 292, 310, 345, 360, 365, 372, 414, 438, 460, 465, 540, 552, 558, 584, 620, 621, 657, 690, 713, 730, 744, 828, 837, 876, 920, 930, 1035, 1080, 1095, 1116, 1240, 1242, 1314, 1380, 1395, 1426, 1460, 1656, 1674, 1679, 1752, 1860, 1971, 2070, 2139, 2190, 2232, 2263, 2484, 2628, 2760, 2790, 2852, 2920, 3105, 3285, 3348, 3358, 3565, 3720, 3942, 4140, 4185, 4278, 4380, 4526, 4968, 5037, 5256, 5580, 5704, 6210, 6417, 6570, 6696, 6716, 6789, 7130, 7884, 8280, 8370, 8395, 8556, 8760, 9052, 9855, 10074, 10695, 11160, 11315, 12420, 12834, 13140, 13432, 13578, 14260, 15111, 15768, 16740, 16790, 17112, 18104, 19251, 19710, 20148, 20367, 21390, 22630, 24840, 25185, 25668, 26280, 27156, 28520, 30222, 32085, 33480, 33580, 33945, 38502, 39420, 40296, 40734, 42780, 45260, 45333, 50370, 51336, 52049, 54312, 60444, 61101, 64170, 67160, 67890, 75555, 77004, 78840, 81468, 85560, 90520, 90666, 96255, 100740, 101835, 104098, 120888, 122202, 128340, 135780, 151110, 154008, 156147, 162936, 181332, 192510, 201480, 203670, 208196, 226665, 244404, 256680, 260245, 271560, 302220, 305505, 312294, 362664, 385020, 407340, 416392, 453330, 468441, 488808, 520490, 604440, 611010, 624588, 770040, 780735, 814680, 906660, 936882, 1040980, 1222020, 1249176, 1405323, 1561470, 1813320, 1873764, 2081960, 2342205, 2444040, 2810646, 3122940, 3747528, 4684410, 5621292, 6245880, 7026615, 9368820, 11242584, 14053230, 18737640, 28106460, 56212920]

約数ペア:

[(1, 56212920), (2, 28106460), (3, 18737640), (4, 14053230), (5, 11242584), (6, 9368820), (8, 7026615), (9, 6245880), (10, 5621292), (12, 4684410), (15, 3747528), (18, 3122940), (20, 2810646), (23, 2444040), (24, 2342205), (27, 2081960), (30, 1873764), (31, 1813320), (36, 1561470), (40, 1405323), (45, 1249176), (46, 1222020), (54, 1040980), (60, 936882), (62, 906660), (69, 814680), (72, 780735), (73, 770040), (90, 624588), (92, 611010), (93, 604440), (108, 520490), (115, 488808), (120, 468441), (124, 453330), (135, 416392), (138, 407340), (146, 385020), (155, 362664), (180, 312294), (184, 305505), (186, 302220), (207, 271560), (216, 260245), (219, 256680), (230, 244404), (248, 226665), (270, 208196), (276, 203670), (279, 201480), (292, 192510), (310, 181332), (345, 162936), (360, 156147), (365, 154008), (372, 151110), (414, 135780), (438, 128340), (460, 122202), (465, 120888), (540, 104098), (552, 101835), (558, 100740), (584, 96255), (620, 90666), (621, 90520), (657, 85560), (690, 81468), (713, 78840), (730, 77004), (744, 75555), (828, 67890), (837, 67160), (876, 64170), (920, 61101), (930, 60444), (1035, 54312), (1080, 52049), (1095, 51336), (1116, 50370), (1240, 45333), (1242, 45260), (1314, 42780), (1380, 40734), (1395, 40296), (1426, 39420), (1460, 38502), (1656, 33945), (1674, 33580), (1679, 33480), (1752, 32085), (1860, 30222), (1971, 28520), (2070, 27156), (2139, 26280), (2190, 25668), (2232, 25185), (2263, 24840), (2484, 22630), (2628, 21390), (2760, 20367), (2790, 20148), (2852, 19710), (2920, 19251), (3105, 18104), (3285, 17112), (3348, 16790), (3358, 16740), (3565, 15768), (3720, 15111), (3942, 14260), (4140, 13578), (4185, 13432), (4278, 13140), (4380, 12834), (4526, 12420), (4968, 11315), (5037, 11160), (5256, 10695), (5580, 10074), (5704, 9855), (6210, 9052), (6417, 8760), (6570, 8556), (6696, 8395), (6716, 8370), (6789, 8280), (7130, 7884)]