398435072

素因数分解:

$2^8\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1381}}^1$

素因数の和:1434

約数の個数: 108

約数和(自身を含む): 966084336

約数和(自身を除く): 567649264

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, 736, 784, 896, 1127, 1288, 1381, 1472, 1568, 1792, 2254, 2576, 2762, 2944, 3136, 4508, 5152, 5524, 5888, 6272, 9016, 9667, 10304, 11048, 12544, 18032, 19334, 20608, 22096, 31763, 36064, 38668, 41216, 44192, 63526, 67669, 72128, 77336, 88384, 127052, 135338, 144256, 154672, 176768, 222341, 254104, 270676, 288512, 309344, 353536, 444682, 508208, 541352, 618688, 889364, 1016416, 1082704, 1237376, 1556387, 1778728, 2032832, 2165408, 2474752, 3112774, 3557456, 4065664, 4330816, 6225548, 7114912, 8131328, 8661632, 12451096, 14229824, 17323264, 24902192, 28459648, 49804384, 56919296, 99608768, 199217536, 398435072]

約数ペア:

[(1, 398435072), (2, 199217536), (4, 99608768), (7, 56919296), (8, 49804384), (14, 28459648), (16, 24902192), (23, 17323264), (28, 14229824), (32, 12451096), (46, 8661632), (49, 8131328), (56, 7114912), (64, 6225548), (92, 4330816), (98, 4065664), (112, 3557456), (128, 3112774), (161, 2474752), (184, 2165408), (196, 2032832), (224, 1778728), (256, 1556387), (322, 1237376), (368, 1082704), (392, 1016416), (448, 889364), (644, 618688), (736, 541352), (784, 508208), (896, 444682), (1127, 353536), (1288, 309344), (1381, 288512), (1472, 270676), (1568, 254104), (1792, 222341), (2254, 176768), (2576, 154672), (2762, 144256), (2944, 135338), (3136, 127052), (4508, 88384), (5152, 77336), (5524, 72128), (5888, 67669), (6272, 63526), (9016, 44192), (9667, 41216), (10304, 38668), (11048, 36064), (12544, 31763), (18032, 22096), (19334, 20608)]