64633860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2621}}^1$

素因数の和:2773

約数の個数: 72

約数和(自身を含む): 197562456

約数和(自身を除く): 132928596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 137, 180, 274, 411, 548, 685, 822, 1233, 1370, 1644, 2055, 2466, 2621, 2740, 4110, 4932, 5242, 6165, 7863, 8220, 10484, 12330, 13105, 15726, 23589, 24660, 26210, 31452, 39315, 47178, 52420, 78630, 94356, 117945, 157260, 235890, 359077, 471780, 718154, 1077231, 1436308, 1795385, 2154462, 3231693, 3590770, 4308924, 5386155, 6463386, 7181540, 10772310, 12926772, 16158465, 21544620, 32316930, 64633860]

約数ペア:

[(1, 64633860), (2, 32316930), (3, 21544620), (4, 16158465), (5, 12926772), (6, 10772310), (9, 7181540), (10, 6463386), (12, 5386155), (15, 4308924), (18, 3590770), (20, 3231693), (30, 2154462), (36, 1795385), (45, 1436308), (60, 1077231), (90, 718154), (137, 471780), (180, 359077), (274, 235890), (411, 157260), (548, 117945), (685, 94356), (822, 78630), (1233, 52420), (1370, 47178), (1644, 39315), (2055, 31452), (2466, 26210), (2621, 24660), (2740, 23589), (4110, 15726), (4932, 13105), (5242, 12330), (6165, 10484), (7863, 8220)]