209748224

素因数分解:

$2^8\times 7^2\times {\mathrm{23}}^1\times {\mathrm{727}}^1$

素因数の和:780

約数の個数: 108

約数和(自身を含む): 508906944

約数和(自身を除く): 299158720

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 92, 98, 112, 128, 161, 184, 196, 224, 256, 322, 368, 392, 448, 644, 727, 736, 784, 896, 1127, 1288, 1454, 1472, 1568, 1792, 2254, 2576, 2908, 2944, 3136, 4508, 5089, 5152, 5816, 5888, 6272, 9016, 10178, 10304, 11632, 12544, 16721, 18032, 20356, 20608, 23264, 33442, 35623, 36064, 40712, 41216, 46528, 66884, 71246, 72128, 81424, 93056, 117047, 133768, 142492, 144256, 162848, 186112, 234094, 267536, 284984, 288512, 325696, 468188, 535072, 569968, 651392, 819329, 936376, 1070144, 1139936, 1302784, 1638658, 1872752, 2140288, 2279872, 3277316, 3745504, 4280576, 4559744, 6554632, 7491008, 9119488, 13109264, 14982016, 26218528, 29964032, 52437056, 104874112, 209748224]

約数ペア:

[(1, 209748224), (2, 104874112), (4, 52437056), (7, 29964032), (8, 26218528), (14, 14982016), (16, 13109264), (23, 9119488), (28, 7491008), (32, 6554632), (46, 4559744), (49, 4280576), (56, 3745504), (64, 3277316), (92, 2279872), (98, 2140288), (112, 1872752), (128, 1638658), (161, 1302784), (184, 1139936), (196, 1070144), (224, 936376), (256, 819329), (322, 651392), (368, 569968), (392, 535072), (448, 468188), (644, 325696), (727, 288512), (736, 284984), (784, 267536), (896, 234094), (1127, 186112), (1288, 162848), (1454, 144256), (1472, 142492), (1568, 133768), (1792, 117047), (2254, 93056), (2576, 81424), (2908, 72128), (2944, 71246), (3136, 66884), (4508, 46528), (5089, 41216), (5152, 40712), (5816, 36064), (5888, 35623), (6272, 33442), (9016, 23264), (10178, 20608), (10304, 20356), (11632, 18032), (12544, 16721)]