221989248

素因数分解:

$2^7\times 3^7\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:109

約数の個数: 256

約数和(自身を含む): 725995200

約数和(自身を除く): 504005952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 61, 64, 72, 78, 81, 96, 104, 108, 117, 122, 128, 144, 156, 162, 183, 192, 208, 216, 234, 243, 244, 288, 312, 324, 351, 366, 384, 416, 432, 468, 486, 488, 549, 576, 624, 648, 702, 729, 732, 793, 832, 864, 936, 972, 976, 1053, 1098, 1152, 1248, 1296, 1404, 1458, 1464, 1586, 1647, 1664, 1728, 1872, 1944, 1952, 2106, 2187, 2196, 2379, 2496, 2592, 2808, 2916, 2928, 3159, 3172, 3294, 3456, 3744, 3888, 3904, 4212, 4374, 4392, 4758, 4941, 4992, 5184, 5616, 5832, 5856, 6318, 6344, 6588, 7137, 7488, 7776, 7808, 8424, 8748, 8784, 9477, 9516, 9882, 10368, 11232, 11664, 11712, 12636, 12688, 13176, 14274, 14823, 14976, 15552, 16848, 17496, 17568, 18954, 19032, 19764, 21411, 22464, 23328, 23424, 25272, 25376, 26352, 28431, 28548, 29646, 31104, 33696, 34992, 35136, 37908, 38064, 39528, 42822, 44469, 44928, 46656, 50544, 50752, 52704, 56862, 57096, 59292, 64233, 67392, 69984, 70272, 75816, 76128, 79056, 85644, 88938, 93312, 101088, 101504, 105408, 113724, 114192, 118584, 128466, 133407, 134784, 139968, 151632, 152256, 158112, 171288, 177876, 192699, 202176, 210816, 227448, 228384, 237168, 256932, 266814, 279936, 303264, 304512, 316224, 342576, 355752, 385398, 404352, 454896, 456768, 474336, 513864, 533628, 578097, 606528, 632448, 685152, 711504, 770796, 909792, 913536, 948672, 1027728, 1067256, 1156194, 1213056, 1370304, 1423008, 1541592, 1734291, 1819584, 1897344, 2055456, 2134512, 2312388, 2740608, 2846016, 3083184, 3468582, 3639168, 4110912, 4269024, 4624776, 5692032, 6166368, 6937164, 8221824, 8538048, 9249552, 12332736, 13874328, 17076096, 18499104, 24665472, 27748656, 36998208, 55497312, 73996416, 110994624, 221989248]

約数ペア:

[(1, 221989248), (2, 110994624), (3, 73996416), (4, 55497312), (6, 36998208), (8, 27748656), (9, 24665472), (12, 18499104), (13, 17076096), (16, 13874328), (18, 12332736), (24, 9249552), (26, 8538048), (27, 8221824), (32, 6937164), (36, 6166368), (39, 5692032), (48, 4624776), (52, 4269024), (54, 4110912), (61, 3639168), (64, 3468582), (72, 3083184), (78, 2846016), (81, 2740608), (96, 2312388), (104, 2134512), (108, 2055456), (117, 1897344), (122, 1819584), (128, 1734291), (144, 1541592), (156, 1423008), (162, 1370304), (183, 1213056), (192, 1156194), (208, 1067256), (216, 1027728), (234, 948672), (243, 913536), (244, 909792), (288, 770796), (312, 711504), (324, 685152), (351, 632448), (366, 606528), (384, 578097), (416, 533628), (432, 513864), (468, 474336), (486, 456768), (488, 454896), (549, 404352), (576, 385398), (624, 355752), (648, 342576), (702, 316224), (729, 304512), (732, 303264), (793, 279936), (832, 266814), (864, 256932), (936, 237168), (972, 228384), (976, 227448), (1053, 210816), (1098, 202176), (1152, 192699), (1248, 177876), (1296, 171288), (1404, 158112), (1458, 152256), (1464, 151632), (1586, 139968), (1647, 134784), (1664, 133407), (1728, 128466), (1872, 118584), (1944, 114192), (1952, 113724), (2106, 105408), (2187, 101504), (2196, 101088), (2379, 93312), (2496, 88938), (2592, 85644), (2808, 79056), (2916, 76128), (2928, 75816), (3159, 70272), (3172, 69984), (3294, 67392), (3456, 64233), (3744, 59292), (3888, 57096), (3904, 56862), (4212, 52704), (4374, 50752), (4392, 50544), (4758, 46656), (4941, 44928), (4992, 44469), (5184, 42822), (5616, 39528), (5832, 38064), (5856, 37908), (6318, 35136), (6344, 34992), (6588, 33696), (7137, 31104), (7488, 29646), (7776, 28548), (7808, 28431), (8424, 26352), (8748, 25376), (8784, 25272), (9477, 23424), (9516, 23328), (9882, 22464), (10368, 21411), (11232, 19764), (11664, 19032), (11712, 18954), (12636, 17568), (12688, 17496), (13176, 16848), (14274, 15552), (14823, 14976)]