28106460

素因数分解:

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

素因数の和:145

約数の個数: 192

約数和(自身を含む): 95477760

約数和(自身を除く): 67371300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 31, 36, 45, 46, 54, 60, 62, 69, 73, 90, 92, 93, 108, 115, 124, 135, 138, 146, 155, 180, 186, 207, 219, 230, 270, 276, 279, 292, 310, 345, 365, 372, 414, 438, 460, 465, 540, 558, 620, 621, 657, 690, 713, 730, 828, 837, 876, 930, 1035, 1095, 1116, 1242, 1314, 1380, 1395, 1426, 1460, 1674, 1679, 1860, 1971, 2070, 2139, 2190, 2263, 2484, 2628, 2790, 2852, 3105, 3285, 3348, 3358, 3565, 3942, 4140, 4185, 4278, 4380, 4526, 5037, 5580, 6210, 6417, 6570, 6716, 6789, 7130, 7884, 8370, 8395, 8556, 9052, 9855, 10074, 10695, 11315, 12420, 12834, 13140, 13578, 14260, 15111, 16740, 16790, 19251, 19710, 20148, 20367, 21390, 22630, 25185, 25668, 27156, 30222, 32085, 33580, 33945, 38502, 39420, 40734, 42780, 45260, 45333, 50370, 52049, 60444, 61101, 64170, 67890, 75555, 77004, 81468, 90666, 96255, 100740, 101835, 104098, 122202, 128340, 135780, 151110, 156147, 181332, 192510, 203670, 208196, 226665, 244404, 260245, 302220, 305505, 312294, 385020, 407340, 453330, 468441, 520490, 611010, 624588, 780735, 906660, 936882, 1040980, 1222020, 1405323, 1561470, 1873764, 2342205, 2810646, 3122940, 4684410, 5621292, 7026615, 9368820, 14053230, 28106460]

約数ペア:

[(1, 28106460), (2, 14053230), (3, 9368820), (4, 7026615), (5, 5621292), (6, 4684410), (9, 3122940), (10, 2810646), (12, 2342205), (15, 1873764), (18, 1561470), (20, 1405323), (23, 1222020), (27, 1040980), (30, 936882), (31, 906660), (36, 780735), (45, 624588), (46, 611010), (54, 520490), (60, 468441), (62, 453330), (69, 407340), (73, 385020), (90, 312294), (92, 305505), (93, 302220), (108, 260245), (115, 244404), (124, 226665), (135, 208196), (138, 203670), (146, 192510), (155, 181332), (180, 156147), (186, 151110), (207, 135780), (219, 128340), (230, 122202), (270, 104098), (276, 101835), (279, 100740), (292, 96255), (310, 90666), (345, 81468), (365, 77004), (372, 75555), (414, 67890), (438, 64170), (460, 61101), (465, 60444), (540, 52049), (558, 50370), (620, 45333), (621, 45260), (657, 42780), (690, 40734), (713, 39420), (730, 38502), (828, 33945), (837, 33580), (876, 32085), (930, 30222), (1035, 27156), (1095, 25668), (1116, 25185), (1242, 22630), (1314, 21390), (1380, 20367), (1395, 20148), (1426, 19710), (1460, 19251), (1674, 16790), (1679, 16740), (1860, 15111), (1971, 14260), (2070, 13578), (2139, 13140), (2190, 12834), (2263, 12420), (2484, 11315), (2628, 10695), (2790, 10074), (2852, 9855), (3105, 9052), (3285, 8556), (3348, 8395), (3358, 8370), (3565, 7884), (3942, 7130), (4140, 6789), (4185, 6716), (4278, 6570), (4380, 6417), (4526, 6210), (5037, 5580)]