253268470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:390

約数の個数: 96

約数和(自身を含む): 573419520

約数和(自身を除く): 320151050

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 79, 91, 130, 158, 169, 182, 271, 338, 395, 455, 542, 553, 790, 845, 910, 1027, 1106, 1183, 1355, 1690, 1897, 2054, 2366, 2710, 2765, 3523, 3794, 5135, 5530, 5915, 7046, 7189, 9485, 10270, 11830, 13351, 14378, 17615, 18970, 21409, 24661, 26702, 35230, 35945, 42818, 45799, 49322, 66755, 71890, 91598, 93457, 107045, 123305, 133510, 149863, 186914, 214090, 228995, 246610, 278317, 299726, 320593, 457990, 467285, 556634, 641186, 749315, 934570, 1391585, 1498630, 1602965, 1948219, 2783170, 3205930, 3618121, 3896438, 7236242, 9741095, 18090605, 19482190, 25326847, 36181210, 50653694, 126634235, 253268470]

約数ペア:

[(1, 253268470), (2, 126634235), (5, 50653694), (7, 36181210), (10, 25326847), (13, 19482190), (14, 18090605), (26, 9741095), (35, 7236242), (65, 3896438), (70, 3618121), (79, 3205930), (91, 2783170), (130, 1948219), (158, 1602965), (169, 1498630), (182, 1391585), (271, 934570), (338, 749315), (395, 641186), (455, 556634), (542, 467285), (553, 457990), (790, 320593), (845, 299726), (910, 278317), (1027, 246610), (1106, 228995), (1183, 214090), (1355, 186914), (1690, 149863), (1897, 133510), (2054, 123305), (2366, 107045), (2710, 93457), (2765, 91598), (3523, 71890), (3794, 66755), (5135, 49322), (5530, 45799), (5915, 42818), (7046, 35945), (7189, 35230), (9485, 26702), (10270, 24661), (11830, 21409), (13351, 18970), (14378, 17615)]