1561505712

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{907}}^1$

素因数の和:1051

約数の個数: 160

約数和(自身を含む): 4539709440

約数和(自身を除く): 2978203728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 89, 93, 104, 124, 156, 178, 186, 208, 248, 267, 312, 356, 372, 403, 496, 534, 624, 712, 744, 806, 907, 1068, 1157, 1209, 1424, 1488, 1612, 1814, 2136, 2314, 2418, 2721, 2759, 3224, 3471, 3628, 4272, 4628, 4836, 5442, 5518, 6448, 6942, 7256, 8277, 9256, 9672, 10884, 11036, 11791, 13884, 14512, 16554, 18512, 19344, 21768, 22072, 23582, 27768, 28117, 33108, 35373, 35867, 43536, 44144, 47164, 55536, 56234, 66216, 70746, 71734, 80723, 84351, 94328, 107601, 112468, 132432, 141492, 143468, 161446, 168702, 188656, 215202, 224936, 242169, 282984, 286936, 322892, 337404, 365521, 430404, 449872, 484338, 565968, 573872, 645784, 674808, 731042, 860808, 968676, 1049399, 1096563, 1291568, 1349616, 1462084, 1721616, 1937352, 2098798, 2193126, 2502413, 2924168, 3148197, 3874704, 4197596, 4386252, 5004826, 5848336, 6296394, 7507239, 8395192, 8772504, 10009652, 12592788, 15014478, 16790384, 17545008, 20019304, 25185576, 30028956, 32531369, 40038608, 50371152, 60057912, 65062738, 97594107, 120115824, 130125476, 195188214, 260250952, 390376428, 520501904, 780752856, 1561505712]

約数ペア:

[(1, 1561505712), (2, 780752856), (3, 520501904), (4, 390376428), (6, 260250952), (8, 195188214), (12, 130125476), (13, 120115824), (16, 97594107), (24, 65062738), (26, 60057912), (31, 50371152), (39, 40038608), (48, 32531369), (52, 30028956), (62, 25185576), (78, 20019304), (89, 17545008), (93, 16790384), (104, 15014478), (124, 12592788), (156, 10009652), (178, 8772504), (186, 8395192), (208, 7507239), (248, 6296394), (267, 5848336), (312, 5004826), (356, 4386252), (372, 4197596), (403, 3874704), (496, 3148197), (534, 2924168), (624, 2502413), (712, 2193126), (744, 2098798), (806, 1937352), (907, 1721616), (1068, 1462084), (1157, 1349616), (1209, 1291568), (1424, 1096563), (1488, 1049399), (1612, 968676), (1814, 860808), (2136, 731042), (2314, 674808), (2418, 645784), (2721, 573872), (2759, 565968), (3224, 484338), (3471, 449872), (3628, 430404), (4272, 365521), (4628, 337404), (4836, 322892), (5442, 286936), (5518, 282984), (6448, 242169), (6942, 224936), (7256, 215202), (8277, 188656), (9256, 168702), (9672, 161446), (10884, 143468), (11036, 141492), (11791, 132432), (13884, 112468), (14512, 107601), (16554, 94328), (18512, 84351), (19344, 80723), (21768, 71734), (22072, 70746), (23582, 66216), (27768, 56234), (28117, 55536), (33108, 47164), (35373, 44144), (35867, 43536)]