398216448

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{24691}}^1$

素因数の和:24720

約数の個数: 108

約数和(自身を含む): 1312231648

約数和(自身を除く): 914015200

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 576, 672, 768, 896, 1008, 1152, 1344, 1792, 2016, 2304, 2688, 4032, 5376, 8064, 16128, 24691, 49382, 74073, 98764, 148146, 172837, 197528, 222219, 296292, 345674, 395056, 444438, 518511, 592584, 691348, 790112, 888876, 1037022, 1185168, 1382696, 1555533, 1580224, 1777752, 2074044, 2370336, 2765392, 3111066, 3160448, 3555504, 4148088, 4740672, 5530784, 6222132, 6320896, 7111008, 8296176, 9481344, 11061568, 12444264, 14222016, 16592352, 18962688, 22123136, 24888528, 28444032, 33184704, 44246272, 49777056, 56888064, 66369408, 99554112, 132738816, 199108224, 398216448]

約数ペア:

[(1, 398216448), (2, 199108224), (3, 132738816), (4, 99554112), (6, 66369408), (7, 56888064), (8, 49777056), (9, 44246272), (12, 33184704), (14, 28444032), (16, 24888528), (18, 22123136), (21, 18962688), (24, 16592352), (28, 14222016), (32, 12444264), (36, 11061568), (42, 9481344), (48, 8296176), (56, 7111008), (63, 6320896), (64, 6222132), (72, 5530784), (84, 4740672), (96, 4148088), (112, 3555504), (126, 3160448), (128, 3111066), (144, 2765392), (168, 2370336), (192, 2074044), (224, 1777752), (252, 1580224), (256, 1555533), (288, 1382696), (336, 1185168), (384, 1037022), (448, 888876), (504, 790112), (576, 691348), (672, 592584), (768, 518511), (896, 444438), (1008, 395056), (1152, 345674), (1344, 296292), (1792, 222219), (2016, 197528), (2304, 172837), (2688, 148146), (4032, 98764), (5376, 74073), (8064, 49382), (16128, 24691)]