209742048

素因数分解:

$2^5\times 3^{11}\times {\mathrm{37}}^1$

素因数の和:80

約数の個数: 144

約数和(自身を含む): 636133680

約数和(自身を除く): 426391632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 72, 74, 81, 96, 108, 111, 144, 148, 162, 216, 222, 243, 288, 296, 324, 333, 432, 444, 486, 592, 648, 666, 729, 864, 888, 972, 999, 1184, 1296, 1332, 1458, 1776, 1944, 1998, 2187, 2592, 2664, 2916, 2997, 3552, 3888, 3996, 4374, 5328, 5832, 5994, 6561, 7776, 7992, 8748, 8991, 10656, 11664, 11988, 13122, 15984, 17496, 17982, 19683, 23328, 23976, 26244, 26973, 31968, 34992, 35964, 39366, 47952, 52488, 53946, 59049, 69984, 71928, 78732, 80919, 95904, 104976, 107892, 118098, 143856, 157464, 161838, 177147, 209952, 215784, 236196, 242757, 287712, 314928, 323676, 354294, 431568, 472392, 485514, 629856, 647352, 708588, 728271, 863136, 944784, 971028, 1294704, 1417176, 1456542, 1889568, 1942056, 2184813, 2589408, 2834352, 2913084, 3884112, 4369626, 5668704, 5826168, 6554439, 7768224, 8739252, 11652336, 13108878, 17478504, 23304672, 26217756, 34957008, 52435512, 69914016, 104871024, 209742048]

約数ペア:

[(1, 209742048), (2, 104871024), (3, 69914016), (4, 52435512), (6, 34957008), (8, 26217756), (9, 23304672), (12, 17478504), (16, 13108878), (18, 11652336), (24, 8739252), (27, 7768224), (32, 6554439), (36, 5826168), (37, 5668704), (48, 4369626), (54, 3884112), (72, 2913084), (74, 2834352), (81, 2589408), (96, 2184813), (108, 1942056), (111, 1889568), (144, 1456542), (148, 1417176), (162, 1294704), (216, 971028), (222, 944784), (243, 863136), (288, 728271), (296, 708588), (324, 647352), (333, 629856), (432, 485514), (444, 472392), (486, 431568), (592, 354294), (648, 323676), (666, 314928), (729, 287712), (864, 242757), (888, 236196), (972, 215784), (999, 209952), (1184, 177147), (1296, 161838), (1332, 157464), (1458, 143856), (1776, 118098), (1944, 107892), (1998, 104976), (2187, 95904), (2592, 80919), (2664, 78732), (2916, 71928), (2997, 69984), (3552, 59049), (3888, 53946), (3996, 52488), (4374, 47952), (5328, 39366), (5832, 35964), (5994, 34992), (6561, 31968), (7776, 26973), (7992, 26244), (8748, 23976), (8991, 23328), (10656, 19683), (11664, 17982), (11988, 17496), (13122, 15984)]