491274112

素因数分解:

$2^7\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:844

約数の個数: 128

約数和(自身を含む): 1206374400

約数和(自身を除く): 715100288

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 32, 46, 56, 62, 64, 92, 112, 124, 128, 161, 184, 217, 224, 248, 322, 368, 434, 448, 496, 644, 713, 736, 769, 868, 896, 992, 1288, 1426, 1472, 1538, 1736, 1984, 2576, 2852, 2944, 3076, 3472, 3968, 4991, 5152, 5383, 5704, 6152, 6944, 9982, 10304, 10766, 11408, 12304, 13888, 17687, 19964, 20608, 21532, 22816, 23839, 24608, 27776, 35374, 39928, 43064, 45632, 47678, 49216, 70748, 79856, 86128, 91264, 95356, 98432, 123809, 141496, 159712, 166873, 172256, 190712, 247618, 282992, 319424, 333746, 344512, 381424, 495236, 548297, 565984, 638848, 667492, 689024, 762848, 990472, 1096594, 1131968, 1334984, 1525696, 1980944, 2193188, 2263936, 2669968, 3051392, 3838079, 3961888, 4386376, 5339936, 7676158, 7923776, 8772752, 10679872, 15352316, 15847552, 17545504, 21359744, 30704632, 35091008, 61409264, 70182016, 122818528, 245637056, 491274112]

約数ペア:

[(1, 491274112), (2, 245637056), (4, 122818528), (7, 70182016), (8, 61409264), (14, 35091008), (16, 30704632), (23, 21359744), (28, 17545504), (31, 15847552), (32, 15352316), (46, 10679872), (56, 8772752), (62, 7923776), (64, 7676158), (92, 5339936), (112, 4386376), (124, 3961888), (128, 3838079), (161, 3051392), (184, 2669968), (217, 2263936), (224, 2193188), (248, 1980944), (322, 1525696), (368, 1334984), (434, 1131968), (448, 1096594), (496, 990472), (644, 762848), (713, 689024), (736, 667492), (769, 638848), (868, 565984), (896, 548297), (992, 495236), (1288, 381424), (1426, 344512), (1472, 333746), (1538, 319424), (1736, 282992), (1984, 247618), (2576, 190712), (2852, 172256), (2944, 166873), (3076, 159712), (3472, 141496), (3968, 123809), (4991, 98432), (5152, 95356), (5383, 91264), (5704, 86128), (6152, 79856), (6944, 70748), (9982, 49216), (10304, 47678), (10766, 45632), (11408, 43064), (12304, 39928), (13888, 35374), (17687, 27776), (19964, 24608), (20608, 23839), (21532, 22816)]