142389520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19559}}^1$

素因数の和:19592

約数の個数: 80

約数和(自身を含む): 407473920

約数和(自身を除く): 265084400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 19559, 39118, 78236, 97795, 136913, 156472, 195590, 254267, 273826, 312944, 391180, 508534, 547652, 684565, 782360, 1017068, 1095304, 1271335, 1369130, 1564720, 1779869, 2034136, 2190608, 2542670, 2738260, 3559738, 4068272, 5085340, 5476520, 7119476, 8899345, 10170680, 10953040, 14238952, 17798690, 20341360, 28477904, 35597380, 71194760, 142389520]

約数ペア:

[(1, 142389520), (2, 71194760), (4, 35597380), (5, 28477904), (7, 20341360), (8, 17798690), (10, 14238952), (13, 10953040), (14, 10170680), (16, 8899345), (20, 7119476), (26, 5476520), (28, 5085340), (35, 4068272), (40, 3559738), (52, 2738260), (56, 2542670), (65, 2190608), (70, 2034136), (80, 1779869), (91, 1564720), (104, 1369130), (112, 1271335), (130, 1095304), (140, 1017068), (182, 782360), (208, 684565), (260, 547652), (280, 508534), (364, 391180), (455, 312944), (520, 273826), (560, 254267), (728, 195590), (910, 156472), (1040, 136913), (1456, 97795), (1820, 78236), (3640, 39118), (7280, 19559)]