171970740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1877}}^1$

素因数の和:2401

約数の個数: 72

約数和(自身を含む): 522947880

約数和(自身を除く): 350977140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 509, 1018, 1527, 1877, 2036, 2545, 3054, 3754, 4581, 5090, 5631, 6108, 7508, 7635, 9162, 9385, 10180, 11262, 15270, 16893, 18324, 18770, 22524, 22905, 28155, 30540, 33786, 37540, 45810, 56310, 67572, 84465, 91620, 112620, 168930, 337860, 955393, 1910786, 2866179, 3821572, 4776965, 5732358, 8598537, 9553930, 11464716, 14330895, 17197074, 19107860, 28661790, 34394148, 42992685, 57323580, 85985370, 171970740]

約数ペア:

[(1, 171970740), (2, 85985370), (3, 57323580), (4, 42992685), (5, 34394148), (6, 28661790), (9, 19107860), (10, 17197074), (12, 14330895), (15, 11464716), (18, 9553930), (20, 8598537), (30, 5732358), (36, 4776965), (45, 3821572), (60, 2866179), (90, 1910786), (180, 955393), (509, 337860), (1018, 168930), (1527, 112620), (1877, 91620), (2036, 84465), (2545, 67572), (3054, 56310), (3754, 45810), (4581, 37540), (5090, 33786), (5631, 30540), (6108, 28155), (7508, 22905), (7635, 22524), (9162, 18770), (9385, 18324), (10180, 16893), (11262, 15270)]