2638236420

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{180949}}^1$

素因数の和:180976

約数の個数: 84

約数和(自身を含む): 8306690700

約数和(自身を除く): 5668454280

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 2430, 2916, 3645, 4860, 7290, 14580, 180949, 361898, 542847, 723796, 904745, 1085694, 1628541, 1809490, 2171388, 2714235, 3257082, 3618980, 4885623, 5428470, 6514164, 8142705, 9771246, 10856940, 14656869, 16285410, 19542492, 24428115, 29313738, 32570820, 43970607, 48856230, 58627476, 73284345, 87941214, 97712460, 131911821, 146568690, 175882428, 219853035, 263823642, 293137380, 439706070, 527647284, 659559105, 879412140, 1319118210, 2638236420]

約数ペア:

[(1, 2638236420), (2, 1319118210), (3, 879412140), (4, 659559105), (5, 527647284), (6, 439706070), (9, 293137380), (10, 263823642), (12, 219853035), (15, 175882428), (18, 146568690), (20, 131911821), (27, 97712460), (30, 87941214), (36, 73284345), (45, 58627476), (54, 48856230), (60, 43970607), (81, 32570820), (90, 29313738), (108, 24428115), (135, 19542492), (162, 16285410), (180, 14656869), (243, 10856940), (270, 9771246), (324, 8142705), (405, 6514164), (486, 5428470), (540, 4885623), (729, 3618980), (810, 3257082), (972, 2714235), (1215, 2171388), (1458, 1809490), (1620, 1628541), (2430, 1085694), (2916, 904745), (3645, 723796), (4860, 542847), (7290, 361898), (14580, 180949)]