163984520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{3593}}^1$

素因数の和:3774

約数の個数: 64

約数和(自身を含む): 424379520

約数和(自身を除く): 260395000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 652, 815, 1141, 1304, 1630, 2282, 3260, 3593, 4564, 5705, 6520, 7186, 9128, 11410, 14372, 17965, 22820, 25151, 28744, 35930, 45640, 50302, 71860, 100604, 125755, 143720, 201208, 251510, 503020, 585659, 1006040, 1171318, 2342636, 2928295, 4099613, 4685272, 5856590, 8199226, 11713180, 16398452, 20498065, 23426360, 32796904, 40996130, 81992260, 163984520]

約数ペア:

[(1, 163984520), (2, 81992260), (4, 40996130), (5, 32796904), (7, 23426360), (8, 20498065), (10, 16398452), (14, 11713180), (20, 8199226), (28, 5856590), (35, 4685272), (40, 4099613), (56, 2928295), (70, 2342636), (140, 1171318), (163, 1006040), (280, 585659), (326, 503020), (652, 251510), (815, 201208), (1141, 143720), (1304, 125755), (1630, 100604), (2282, 71860), (3260, 50302), (3593, 45640), (4564, 35930), (5705, 28744), (6520, 25151), (7186, 22820), (9128, 17965), (11410, 14372)]