261505536

素因数分解:

$2^9\times 3^1\times {\mathrm{61}}^1\times {\mathrm{2791}}^1$

素因数の和:2873

約数の個数: 80

約数和(自身を含む): 708341568

約数和(自身を除く): 446836032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 64, 96, 122, 128, 183, 192, 244, 256, 366, 384, 488, 512, 732, 768, 976, 1464, 1536, 1952, 2791, 2928, 3904, 5582, 5856, 7808, 8373, 11164, 11712, 15616, 16746, 22328, 23424, 31232, 33492, 44656, 46848, 66984, 89312, 93696, 133968, 170251, 178624, 267936, 340502, 357248, 510753, 535872, 681004, 714496, 1021506, 1071744, 1362008, 1428992, 2043012, 2143488, 2724016, 4086024, 4286976, 5448032, 8172048, 10896064, 16344096, 21792128, 32688192, 43584256, 65376384, 87168512, 130752768, 261505536]

約数ペア:

[(1, 261505536), (2, 130752768), (3, 87168512), (4, 65376384), (6, 43584256), (8, 32688192), (12, 21792128), (16, 16344096), (24, 10896064), (32, 8172048), (48, 5448032), (61, 4286976), (64, 4086024), (96, 2724016), (122, 2143488), (128, 2043012), (183, 1428992), (192, 1362008), (244, 1071744), (256, 1021506), (366, 714496), (384, 681004), (488, 535872), (512, 510753), (732, 357248), (768, 340502), (976, 267936), (1464, 178624), (1536, 170251), (1952, 133968), (2791, 93696), (2928, 89312), (3904, 66984), (5582, 46848), (5856, 44656), (7808, 33492), (8373, 31232), (11164, 23424), (11712, 22328), (15616, 16746)]