172650780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{30941}}^1$

素因数の和:30987

約数の個数: 72

約数和(自身を含む): 540618624

約数和(自身を除く): 367967844

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, 30941, 61882, 92823, 123764, 154705, 185646, 278469, 309410, 371292, 464115, 556938, 618820, 928230, 959171, 1113876, 1392345, 1856460, 1918342, 2784690, 2877513, 3836684, 4795855, 5569380, 5755026, 8632539, 9591710, 11510052, 14387565, 17265078, 19183420, 28775130, 34530156, 43162695, 57550260, 86325390, 172650780]

約数ペア:

[(1, 172650780), (2, 86325390), (3, 57550260), (4, 43162695), (5, 34530156), (6, 28775130), (9, 19183420), (10, 17265078), (12, 14387565), (15, 11510052), (18, 9591710), (20, 8632539), (30, 5755026), (31, 5569380), (36, 4795855), (45, 3836684), (60, 2877513), (62, 2784690), (90, 1918342), (93, 1856460), (124, 1392345), (155, 1113876), (180, 959171), (186, 928230), (279, 618820), (310, 556938), (372, 464115), (465, 371292), (558, 309410), (620, 278469), (930, 185646), (1116, 154705), (1395, 123764), (1860, 92823), (2790, 61882), (5580, 30941)]