90817320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{643}}^1$

素因数の和:775

約数の個数: 128

約数和(自身を含む): 300464640

約数和(自身を除く): 209647320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 107, 110, 120, 132, 165, 214, 220, 264, 321, 330, 428, 440, 535, 642, 643, 660, 856, 1070, 1177, 1284, 1286, 1320, 1605, 1929, 2140, 2354, 2568, 2572, 3210, 3215, 3531, 3858, 4280, 4708, 5144, 5885, 6420, 6430, 7062, 7073, 7716, 9416, 9645, 11770, 12840, 12860, 14124, 14146, 15432, 17655, 19290, 21219, 23540, 25720, 28248, 28292, 35310, 35365, 38580, 42438, 47080, 56584, 68801, 70620, 70730, 77160, 84876, 106095, 137602, 141240, 141460, 169752, 206403, 212190, 275204, 282920, 344005, 412806, 424380, 550408, 688010, 756811, 825612, 848760, 1032015, 1376020, 1513622, 1651224, 2064030, 2270433, 2752040, 3027244, 3784055, 4128060, 4540866, 6054488, 7568110, 8256120, 9081732, 11352165, 15136220, 18163464, 22704330, 30272440, 45408660, 90817320]

約数ペア:

[(1, 90817320), (2, 45408660), (3, 30272440), (4, 22704330), (5, 18163464), (6, 15136220), (8, 11352165), (10, 9081732), (11, 8256120), (12, 7568110), (15, 6054488), (20, 4540866), (22, 4128060), (24, 3784055), (30, 3027244), (33, 2752040), (40, 2270433), (44, 2064030), (55, 1651224), (60, 1513622), (66, 1376020), (88, 1032015), (107, 848760), (110, 825612), (120, 756811), (132, 688010), (165, 550408), (214, 424380), (220, 412806), (264, 344005), (321, 282920), (330, 275204), (428, 212190), (440, 206403), (535, 169752), (642, 141460), (643, 141240), (660, 137602), (856, 106095), (1070, 84876), (1177, 77160), (1284, 70730), (1286, 70620), (1320, 68801), (1605, 56584), (1929, 47080), (2140, 42438), (2354, 38580), (2568, 35365), (2572, 35310), (3210, 28292), (3215, 28248), (3531, 25720), (3858, 23540), (4280, 21219), (4708, 19290), (5144, 17655), (5885, 15432), (6420, 14146), (6430, 14124), (7062, 12860), (7073, 12840), (7716, 11770), (9416, 9645)]