1215676672

素因数分解:

$2^8\times 7^2\times {\mathrm{199}}^1\times {\mathrm{487}}^1$

素因数の和:716

約数の個数: 108

約数和(自身を含む): 2842795200

約数和(自身を除く): 1627118528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 199, 224, 256, 392, 398, 448, 487, 784, 796, 896, 974, 1393, 1568, 1592, 1792, 1948, 2786, 3136, 3184, 3409, 3896, 5572, 6272, 6368, 6818, 7792, 9751, 11144, 12544, 12736, 13636, 15584, 19502, 22288, 23863, 25472, 27272, 31168, 39004, 44576, 47726, 50944, 54544, 62336, 78008, 89152, 95452, 96913, 109088, 124672, 156016, 178304, 190904, 193826, 218176, 312032, 356608, 381808, 387652, 436352, 624064, 678391, 763616, 775304, 872704, 1248128, 1356782, 1527232, 1550608, 2496256, 2713564, 3054464, 3101216, 4748737, 5427128, 6108928, 6202432, 9497474, 10854256, 12404864, 18994948, 21708512, 24809728, 37989896, 43417024, 75979792, 86834048, 151959584, 173668096, 303919168, 607838336, 1215676672]

約数ペア:

[(1, 1215676672), (2, 607838336), (4, 303919168), (7, 173668096), (8, 151959584), (14, 86834048), (16, 75979792), (28, 43417024), (32, 37989896), (49, 24809728), (56, 21708512), (64, 18994948), (98, 12404864), (112, 10854256), (128, 9497474), (196, 6202432), (199, 6108928), (224, 5427128), (256, 4748737), (392, 3101216), (398, 3054464), (448, 2713564), (487, 2496256), (784, 1550608), (796, 1527232), (896, 1356782), (974, 1248128), (1393, 872704), (1568, 775304), (1592, 763616), (1792, 678391), (1948, 624064), (2786, 436352), (3136, 387652), (3184, 381808), (3409, 356608), (3896, 312032), (5572, 218176), (6272, 193826), (6368, 190904), (6818, 178304), (7792, 156016), (9751, 124672), (11144, 109088), (12544, 96913), (12736, 95452), (13636, 89152), (15584, 78008), (19502, 62336), (22288, 54544), (23863, 50944), (25472, 47726), (27272, 44576), (31168, 39004)]