423296816

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:394

約数の個数: 80

約数和(自身を含む): 879943680

約数和(自身を除く): 456646864

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 89, 124, 172, 178, 223, 248, 344, 356, 446, 496, 688, 712, 892, 1333, 1424, 1784, 2666, 2759, 3568, 3827, 5332, 5518, 6913, 7654, 9589, 10664, 11036, 13826, 15308, 19178, 19847, 21328, 22072, 27652, 30616, 38356, 39694, 44144, 55304, 61232, 76712, 79388, 110608, 118637, 153424, 158776, 237274, 297259, 317552, 474548, 594518, 615257, 853421, 949096, 1189036, 1230514, 1706842, 1898192, 2378072, 2461028, 3413684, 4756144, 4922056, 6827368, 9844112, 13654736, 26456051, 52912102, 105824204, 211648408, 423296816]

約数ペア:

[(1, 423296816), (2, 211648408), (4, 105824204), (8, 52912102), (16, 26456051), (31, 13654736), (43, 9844112), (62, 6827368), (86, 4922056), (89, 4756144), (124, 3413684), (172, 2461028), (178, 2378072), (223, 1898192), (248, 1706842), (344, 1230514), (356, 1189036), (446, 949096), (496, 853421), (688, 615257), (712, 594518), (892, 474548), (1333, 317552), (1424, 297259), (1784, 237274), (2666, 158776), (2759, 153424), (3568, 118637), (3827, 110608), (5332, 79388), (5518, 76712), (6913, 61232), (7654, 55304), (9589, 44144), (10664, 39694), (11036, 38356), (13826, 30616), (15308, 27652), (19178, 22072), (19847, 21328)]