1561972160

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{3613}}^1$

素因数の和:3830

約数の個数: 112

約数和(自身を含む): 4274003136

約数和(自身を除く): 2712030976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 193, 224, 280, 320, 386, 448, 560, 772, 965, 1120, 1351, 1544, 1930, 2240, 2702, 3088, 3613, 3860, 5404, 6176, 6755, 7226, 7720, 10808, 12352, 13510, 14452, 15440, 18065, 21616, 25291, 27020, 28904, 30880, 36130, 43232, 50582, 54040, 57808, 61760, 72260, 86464, 101164, 108080, 115616, 126455, 144520, 202328, 216160, 231232, 252910, 289040, 404656, 432320, 505820, 578080, 697309, 809312, 1011640, 1156160, 1394618, 1618624, 2023280, 2789236, 3486545, 4046560, 4881163, 5578472, 6973090, 8093120, 9762326, 11156944, 13946180, 19524652, 22313888, 24405815, 27892360, 39049304, 44627776, 48811630, 55784720, 78098608, 97623260, 111569440, 156197216, 195246520, 223138880, 312394432, 390493040, 780986080, 1561972160]

約数ペア:

[(1, 1561972160), (2, 780986080), (4, 390493040), (5, 312394432), (7, 223138880), (8, 195246520), (10, 156197216), (14, 111569440), (16, 97623260), (20, 78098608), (28, 55784720), (32, 48811630), (35, 44627776), (40, 39049304), (56, 27892360), (64, 24405815), (70, 22313888), (80, 19524652), (112, 13946180), (140, 11156944), (160, 9762326), (193, 8093120), (224, 6973090), (280, 5578472), (320, 4881163), (386, 4046560), (448, 3486545), (560, 2789236), (772, 2023280), (965, 1618624), (1120, 1394618), (1351, 1156160), (1544, 1011640), (1930, 809312), (2240, 697309), (2702, 578080), (3088, 505820), (3613, 432320), (3860, 404656), (5404, 289040), (6176, 252910), (6755, 231232), (7226, 216160), (7720, 202328), (10808, 144520), (12352, 126455), (13510, 115616), (14452, 108080), (15440, 101164), (18065, 86464), (21616, 72260), (25291, 61760), (27020, 57808), (28904, 54040), (30880, 50582), (36130, 43232)]