168700672

素因数分解:

$2^8\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2003}}^1$

素因数の和:2073

約数の個数: 72

約数和(自身を含む): 393232896

約数和(自身を除く): 224532224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 94, 112, 128, 188, 224, 256, 329, 376, 448, 658, 752, 896, 1316, 1504, 1792, 2003, 2632, 3008, 4006, 5264, 6016, 8012, 10528, 12032, 14021, 16024, 21056, 28042, 32048, 42112, 56084, 64096, 84224, 94141, 112168, 128192, 188282, 224336, 256384, 376564, 448672, 512768, 658987, 753128, 897344, 1317974, 1506256, 1794688, 2635948, 3012512, 3589376, 5271896, 6025024, 10543792, 12050048, 21087584, 24100096, 42175168, 84350336, 168700672]

約数ペア:

[(1, 168700672), (2, 84350336), (4, 42175168), (7, 24100096), (8, 21087584), (14, 12050048), (16, 10543792), (28, 6025024), (32, 5271896), (47, 3589376), (56, 3012512), (64, 2635948), (94, 1794688), (112, 1506256), (128, 1317974), (188, 897344), (224, 753128), (256, 658987), (329, 512768), (376, 448672), (448, 376564), (658, 256384), (752, 224336), (896, 188282), (1316, 128192), (1504, 112168), (1792, 94141), (2003, 84224), (2632, 64096), (3008, 56084), (4006, 42112), (5264, 32048), (6016, 28042), (8012, 21056), (10528, 16024), (12032, 14021)]