84865140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{1231}}^1$

素因数の和:1629

約数の個数: 72

約数和(自身を含む): 258306048

約数和(自身を除く): 173440908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 383, 766, 1149, 1231, 1532, 1915, 2298, 2462, 3447, 3693, 3830, 4596, 4924, 5745, 6155, 6894, 7386, 7660, 11079, 11490, 12310, 13788, 14772, 17235, 18465, 22158, 22980, 24620, 34470, 36930, 44316, 55395, 68940, 73860, 110790, 221580, 471473, 942946, 1414419, 1885892, 2357365, 2828838, 4243257, 4714730, 5657676, 7072095, 8486514, 9429460, 14144190, 16973028, 21216285, 28288380, 42432570, 84865140]

約数ペア:

[(1, 84865140), (2, 42432570), (3, 28288380), (4, 21216285), (5, 16973028), (6, 14144190), (9, 9429460), (10, 8486514), (12, 7072095), (15, 5657676), (18, 4714730), (20, 4243257), (30, 2828838), (36, 2357365), (45, 1885892), (60, 1414419), (90, 942946), (180, 471473), (383, 221580), (766, 110790), (1149, 73860), (1231, 68940), (1532, 55395), (1915, 44316), (2298, 36930), (2462, 34470), (3447, 24620), (3693, 22980), (3830, 22158), (4596, 18465), (4924, 17235), (5745, 14772), (6155, 13788), (6894, 12310), (7386, 11490), (7660, 11079)]