251081856

素因数分解:

$2^7\times 3^4\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:484

約数の個数: 160

約数和(自身を含む): 761377980

約数和(自身を除く): 510296124

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 64, 72, 81, 96, 108, 122, 128, 144, 162, 183, 192, 216, 244, 288, 324, 366, 384, 397, 432, 488, 549, 576, 648, 732, 794, 864, 976, 1098, 1152, 1191, 1296, 1464, 1588, 1647, 1728, 1952, 2196, 2382, 2592, 2928, 3176, 3294, 3456, 3573, 3904, 4392, 4764, 4941, 5184, 5856, 6352, 6588, 7146, 7808, 8784, 9528, 9882, 10368, 10719, 11712, 12704, 13176, 14292, 17568, 19056, 19764, 21438, 23424, 24217, 25408, 26352, 28584, 32157, 35136, 38112, 39528, 42876, 48434, 50816, 52704, 57168, 64314, 70272, 72651, 76224, 79056, 85752, 96868, 105408, 114336, 128628, 145302, 152448, 158112, 171504, 193736, 210816, 217953, 228672, 257256, 290604, 316224, 343008, 387472, 435906, 457344, 514512, 581208, 632448, 653859, 686016, 774944, 871812, 1029024, 1162416, 1307718, 1372032, 1549888, 1743624, 1961577, 2058048, 2324832, 2615436, 3099776, 3487248, 3923154, 4116096, 4649664, 5230872, 6974496, 7846308, 9299328, 10461744, 13948992, 15692616, 20923488, 27897984, 31385232, 41846976, 62770464, 83693952, 125540928, 251081856]

約数ペア:

[(1, 251081856), (2, 125540928), (3, 83693952), (4, 62770464), (6, 41846976), (8, 31385232), (9, 27897984), (12, 20923488), (16, 15692616), (18, 13948992), (24, 10461744), (27, 9299328), (32, 7846308), (36, 6974496), (48, 5230872), (54, 4649664), (61, 4116096), (64, 3923154), (72, 3487248), (81, 3099776), (96, 2615436), (108, 2324832), (122, 2058048), (128, 1961577), (144, 1743624), (162, 1549888), (183, 1372032), (192, 1307718), (216, 1162416), (244, 1029024), (288, 871812), (324, 774944), (366, 686016), (384, 653859), (397, 632448), (432, 581208), (488, 514512), (549, 457344), (576, 435906), (648, 387472), (732, 343008), (794, 316224), (864, 290604), (976, 257256), (1098, 228672), (1152, 217953), (1191, 210816), (1296, 193736), (1464, 171504), (1588, 158112), (1647, 152448), (1728, 145302), (1952, 128628), (2196, 114336), (2382, 105408), (2592, 96868), (2928, 85752), (3176, 79056), (3294, 76224), (3456, 72651), (3573, 70272), (3904, 64314), (4392, 57168), (4764, 52704), (4941, 50816), (5184, 48434), (5856, 42876), (6352, 39528), (6588, 38112), (7146, 35136), (7808, 32157), (8784, 28584), (9528, 26352), (9882, 25408), (10368, 24217), (10719, 23424), (11712, 21438), (12704, 19764), (13176, 19056), (14292, 17568)]