400280448

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{661}}^1$

素因数の和:780

約数の個数: 128

約数和(自身を含む): 1134403200

約数和(自身を除く): 734122752

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 83, 96, 114, 128, 152, 166, 192, 228, 249, 304, 332, 384, 456, 498, 608, 661, 664, 912, 996, 1216, 1322, 1328, 1577, 1824, 1983, 1992, 2432, 2644, 2656, 3154, 3648, 3966, 3984, 4731, 5288, 5312, 6308, 7296, 7932, 7968, 9462, 10576, 10624, 12559, 12616, 15864, 15936, 18924, 21152, 25118, 25232, 31728, 31872, 37677, 37848, 42304, 50236, 50464, 54863, 63456, 75354, 75696, 84608, 100472, 100928, 109726, 126912, 150708, 151392, 164589, 200944, 201856, 219452, 253824, 301416, 302784, 329178, 401888, 438904, 602832, 605568, 658356, 803776, 877808, 1042397, 1205664, 1316712, 1607552, 1755616, 2084794, 2411328, 2633424, 3127191, 3511232, 4169588, 4822656, 5266848, 6254382, 7022464, 8339176, 10533696, 12508764, 16678352, 21067392, 25017528, 33356704, 50035056, 66713408, 100070112, 133426816, 200140224, 400280448]

約数ペア:

[(1, 400280448), (2, 200140224), (3, 133426816), (4, 100070112), (6, 66713408), (8, 50035056), (12, 33356704), (16, 25017528), (19, 21067392), (24, 16678352), (32, 12508764), (38, 10533696), (48, 8339176), (57, 7022464), (64, 6254382), (76, 5266848), (83, 4822656), (96, 4169588), (114, 3511232), (128, 3127191), (152, 2633424), (166, 2411328), (192, 2084794), (228, 1755616), (249, 1607552), (304, 1316712), (332, 1205664), (384, 1042397), (456, 877808), (498, 803776), (608, 658356), (661, 605568), (664, 602832), (912, 438904), (996, 401888), (1216, 329178), (1322, 302784), (1328, 301416), (1577, 253824), (1824, 219452), (1983, 201856), (1992, 200944), (2432, 164589), (2644, 151392), (2656, 150708), (3154, 126912), (3648, 109726), (3966, 100928), (3984, 100472), (4731, 84608), (5288, 75696), (5312, 75354), (6308, 63456), (7296, 54863), (7932, 50464), (7968, 50236), (9462, 42304), (10576, 37848), (10624, 37677), (12559, 31872), (12616, 31728), (15864, 25232), (15936, 25118), (18924, 21152)]