251030560

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:207

約数の個数: 192

約数和(自身を含む): 689762304

約数和(自身を除く): 438731744

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 43, 44, 55, 62, 80, 86, 88, 107, 110, 124, 155, 160, 172, 176, 214, 215, 220, 248, 310, 341, 344, 352, 428, 430, 440, 473, 496, 535, 620, 682, 688, 856, 860, 880, 946, 992, 1070, 1177, 1240, 1333, 1364, 1376, 1705, 1712, 1720, 1760, 1892, 2140, 2354, 2365, 2480, 2666, 2728, 3317, 3410, 3424, 3440, 3784, 4280, 4601, 4708, 4730, 4960, 5332, 5456, 5885, 6634, 6665, 6820, 6880, 7568, 8560, 9202, 9416, 9460, 10664, 10912, 11770, 13268, 13330, 13640, 14663, 15136, 16585, 17120, 18404, 18832, 18920, 21328, 23005, 23540, 26536, 26660, 27280, 29326, 33170, 36487, 36808, 37664, 37840, 42656, 46010, 47080, 50611, 53072, 53320, 54560, 58652, 66340, 72974, 73315, 73616, 75680, 92020, 94160, 101222, 106144, 106640, 117304, 132680, 142631, 145948, 146630, 147232, 182435, 184040, 188320, 202444, 213280, 234608, 253055, 265360, 285262, 291896, 293260, 364870, 368080, 404888, 469216, 506110, 530720, 570524, 583792, 586520, 713155, 729740, 736160, 809776, 1012220, 1141048, 1167584, 1173040, 1426310, 1459480, 1568941, 1619552, 2024440, 2282096, 2346080, 2852620, 2918960, 3137882, 4048880, 4564192, 5705240, 5837920, 6275764, 7844705, 8097760, 11410480, 12551528, 15689410, 22820960, 25103056, 31378820, 50206112, 62757640, 125515280, 251030560]

約数ペア:

[(1, 251030560), (2, 125515280), (4, 62757640), (5, 50206112), (8, 31378820), (10, 25103056), (11, 22820960), (16, 15689410), (20, 12551528), (22, 11410480), (31, 8097760), (32, 7844705), (40, 6275764), (43, 5837920), (44, 5705240), (55, 4564192), (62, 4048880), (80, 3137882), (86, 2918960), (88, 2852620), (107, 2346080), (110, 2282096), (124, 2024440), (155, 1619552), (160, 1568941), (172, 1459480), (176, 1426310), (214, 1173040), (215, 1167584), (220, 1141048), (248, 1012220), (310, 809776), (341, 736160), (344, 729740), (352, 713155), (428, 586520), (430, 583792), (440, 570524), (473, 530720), (496, 506110), (535, 469216), (620, 404888), (682, 368080), (688, 364870), (856, 293260), (860, 291896), (880, 285262), (946, 265360), (992, 253055), (1070, 234608), (1177, 213280), (1240, 202444), (1333, 188320), (1364, 184040), (1376, 182435), (1705, 147232), (1712, 146630), (1720, 145948), (1760, 142631), (1892, 132680), (2140, 117304), (2354, 106640), (2365, 106144), (2480, 101222), (2666, 94160), (2728, 92020), (3317, 75680), (3410, 73616), (3424, 73315), (3440, 72974), (3784, 66340), (4280, 58652), (4601, 54560), (4708, 53320), (4730, 53072), (4960, 50611), (5332, 47080), (5456, 46010), (5885, 42656), (6634, 37840), (6665, 37664), (6820, 36808), (6880, 36487), (7568, 33170), (8560, 29326), (9202, 27280), (9416, 26660), (9460, 26536), (10664, 23540), (10912, 23005), (11770, 21328), (13268, 18920), (13330, 18832), (13640, 18404), (14663, 17120), (15136, 16585)]