20124900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:458

約数の個数: 108

約数和(自身を含む): 64318800

約数和(自身を除く): 44193900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 59, 60, 75, 90, 100, 118, 150, 177, 180, 225, 236, 295, 300, 354, 379, 450, 531, 590, 708, 758, 885, 900, 1062, 1137, 1180, 1475, 1516, 1770, 1895, 2124, 2274, 2655, 2950, 3411, 3540, 3790, 4425, 4548, 5310, 5685, 5900, 6822, 7580, 8850, 9475, 10620, 11370, 13275, 13644, 17055, 17700, 18950, 22361, 22740, 26550, 28425, 34110, 37900, 44722, 53100, 56850, 67083, 68220, 85275, 89444, 111805, 113700, 134166, 170550, 201249, 223610, 268332, 335415, 341100, 402498, 447220, 559025, 670830, 804996, 1006245, 1118050, 1341660, 1677075, 2012490, 2236100, 3354150, 4024980, 5031225, 6708300, 10062450, 20124900]

約数ペア:

[(1, 20124900), (2, 10062450), (3, 6708300), (4, 5031225), (5, 4024980), (6, 3354150), (9, 2236100), (10, 2012490), (12, 1677075), (15, 1341660), (18, 1118050), (20, 1006245), (25, 804996), (30, 670830), (36, 559025), (45, 447220), (50, 402498), (59, 341100), (60, 335415), (75, 268332), (90, 223610), (100, 201249), (118, 170550), (150, 134166), (177, 113700), (180, 111805), (225, 89444), (236, 85275), (295, 68220), (300, 67083), (354, 56850), (379, 53100), (450, 44722), (531, 37900), (590, 34110), (708, 28425), (758, 26550), (885, 22740), (900, 22361), (1062, 18950), (1137, 17700), (1180, 17055), (1475, 13644), (1516, 13275), (1770, 11370), (1895, 10620), (2124, 9475), (2274, 8850), (2655, 7580), (2950, 6822), (3411, 5900), (3540, 5685), (3790, 5310), (4425, 4548)]