206460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:83

約数の個数: 72

約数和(自身を含む): 663936

約数和(自身を除く): 457476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 37, 45, 60, 62, 74, 90, 93, 111, 124, 148, 155, 180, 185, 186, 222, 279, 310, 333, 370, 372, 444, 465, 555, 558, 620, 666, 740, 930, 1110, 1116, 1147, 1332, 1395, 1665, 1860, 2220, 2294, 2790, 3330, 3441, 4588, 5580, 5735, 6660, 6882, 10323, 11470, 13764, 17205, 20646, 22940, 34410, 41292, 51615, 68820, 103230, 206460]

約数ペア:

[(1, 206460), (2, 103230), (3, 68820), (4, 51615), (5, 41292), (6, 34410), (9, 22940), (10, 20646), (12, 17205), (15, 13764), (18, 11470), (20, 10323), (30, 6882), (31, 6660), (36, 5735), (37, 5580), (45, 4588), (60, 3441), (62, 3330), (74, 2790), (90, 2294), (93, 2220), (111, 1860), (124, 1665), (148, 1395), (155, 1332), (180, 1147), (185, 1116), (186, 1110), (222, 930), (279, 740), (310, 666), (333, 620), (370, 558), (372, 555), (444, 465)]