140743408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{751}}^1$

素因数の和:842

約数の個数: 80

約数和(自身を含む): 317229696

約数和(自身を除く): 176486288

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 53, 68, 104, 106, 136, 208, 212, 221, 272, 424, 442, 689, 751, 848, 884, 901, 1378, 1502, 1768, 1802, 2756, 3004, 3536, 3604, 5512, 6008, 7208, 9763, 11024, 11713, 12016, 12767, 14416, 19526, 23426, 25534, 39052, 39803, 46852, 51068, 78104, 79606, 93704, 102136, 156208, 159212, 165971, 187408, 204272, 318424, 331942, 517439, 636848, 663884, 676651, 1034878, 1327768, 1353302, 2069756, 2655536, 2706604, 4139512, 5413208, 8279024, 8796463, 10826416, 17592926, 35185852, 70371704, 140743408]

約数ペア:

[(1, 140743408), (2, 70371704), (4, 35185852), (8, 17592926), (13, 10826416), (16, 8796463), (17, 8279024), (26, 5413208), (34, 4139512), (52, 2706604), (53, 2655536), (68, 2069756), (104, 1353302), (106, 1327768), (136, 1034878), (208, 676651), (212, 663884), (221, 636848), (272, 517439), (424, 331942), (442, 318424), (689, 204272), (751, 187408), (848, 165971), (884, 159212), (901, 156208), (1378, 102136), (1502, 93704), (1768, 79606), (1802, 78104), (2756, 51068), (3004, 46852), (3536, 39803), (3604, 39052), (5512, 25534), (6008, 23426), (7208, 19526), (9763, 14416), (11024, 12767), (11713, 12016)]