31568220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2113}}^1$

素因数の和:2211

約数の個数: 72

約数和(自身を含む): 96956496

約数和(自身を除く): 65388276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2113, 2490, 2988, 3735, 4226, 4980, 6339, 7470, 8452, 10565, 12678, 14940, 19017, 21130, 25356, 31695, 38034, 42260, 63390, 76068, 95085, 126780, 175379, 190170, 350758, 380340, 526137, 701516, 876895, 1052274, 1578411, 1753790, 2104548, 2630685, 3156822, 3507580, 5261370, 6313644, 7892055, 10522740, 15784110, 31568220]

約数ペア:

[(1, 31568220), (2, 15784110), (3, 10522740), (4, 7892055), (5, 6313644), (6, 5261370), (9, 3507580), (10, 3156822), (12, 2630685), (15, 2104548), (18, 1753790), (20, 1578411), (30, 1052274), (36, 876895), (45, 701516), (60, 526137), (83, 380340), (90, 350758), (166, 190170), (180, 175379), (249, 126780), (332, 95085), (415, 76068), (498, 63390), (747, 42260), (830, 38034), (996, 31695), (1245, 25356), (1494, 21130), (1660, 19017), (2113, 14940), (2490, 12678), (2988, 10565), (3735, 8452), (4226, 7470), (4980, 6339)]