406988460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{72937}}^1$

素因数の和:72983

約数の個数: 72

約数和(自身を含む): 1274372736

約数和(自身を除く): 867384276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 72937, 145874, 218811, 291748, 364685, 437622, 656433, 729370, 875244, 1094055, 1312866, 1458740, 2188110, 2261047, 2625732, 3282165, 4376220, 4522094, 6564330, 6783141, 9044188, 11305235, 13128660, 13566282, 20349423, 22610470, 27132564, 33915705, 40698846, 45220940, 67831410, 81397692, 101747115, 135662820, 203494230, 406988460]

約数ペア:

[(1, 406988460), (2, 203494230), (3, 135662820), (4, 101747115), (5, 81397692), (6, 67831410), (9, 45220940), (10, 40698846), (12, 33915705), (15, 27132564), (18, 22610470), (20, 20349423), (30, 13566282), (31, 13128660), (36, 11305235), (45, 9044188), (60, 6783141), (62, 6564330), (90, 4522094), (93, 4376220), (124, 3282165), (155, 2625732), (180, 2261047), (186, 2188110), (279, 1458740), (310, 1312866), (372, 1094055), (465, 875244), (558, 729370), (620, 656433), (930, 437622), (1116, 364685), (1395, 291748), (1860, 218811), (2790, 145874), (5580, 72937)]