20225700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{227}}^1$

素因数の和:264

約数の個数: 180

約数和(自身を含む): 71839152

約数和(自身を除く): 51613452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 27, 30, 33, 36, 44, 45, 50, 54, 55, 60, 66, 75, 81, 90, 99, 100, 108, 110, 132, 135, 150, 162, 165, 180, 198, 220, 225, 227, 270, 275, 297, 300, 324, 330, 396, 405, 450, 454, 495, 540, 550, 594, 660, 675, 681, 810, 825, 891, 900, 908, 990, 1100, 1135, 1188, 1350, 1362, 1485, 1620, 1650, 1782, 1980, 2025, 2043, 2270, 2475, 2497, 2700, 2724, 2970, 3300, 3405, 3564, 4050, 4086, 4455, 4540, 4950, 4994, 5675, 5940, 6129, 6810, 7425, 7491, 8100, 8172, 8910, 9900, 9988, 10215, 11350, 12258, 12485, 13620, 14850, 14982, 17025, 17820, 18387, 20430, 22275, 22473, 22700, 24516, 24970, 29700, 29964, 30645, 34050, 36774, 37455, 40860, 44550, 44946, 49940, 51075, 61290, 62425, 67419, 68100, 73548, 74910, 89100, 89892, 91935, 102150, 112365, 122580, 124850, 134838, 149820, 153225, 183870, 187275, 202257, 204300, 224730, 249700, 269676, 306450, 337095, 367740, 374550, 404514, 449460, 459675, 561825, 612900, 674190, 749100, 809028, 919350, 1011285, 1123650, 1348380, 1685475, 1838700, 2022570, 2247300, 3370950, 4045140, 5056425, 6741900, 10112850, 20225700]

約数ペア:

[(1, 20225700), (2, 10112850), (3, 6741900), (4, 5056425), (5, 4045140), (6, 3370950), (9, 2247300), (10, 2022570), (11, 1838700), (12, 1685475), (15, 1348380), (18, 1123650), (20, 1011285), (22, 919350), (25, 809028), (27, 749100), (30, 674190), (33, 612900), (36, 561825), (44, 459675), (45, 449460), (50, 404514), (54, 374550), (55, 367740), (60, 337095), (66, 306450), (75, 269676), (81, 249700), (90, 224730), (99, 204300), (100, 202257), (108, 187275), (110, 183870), (132, 153225), (135, 149820), (150, 134838), (162, 124850), (165, 122580), (180, 112365), (198, 102150), (220, 91935), (225, 89892), (227, 89100), (270, 74910), (275, 73548), (297, 68100), (300, 67419), (324, 62425), (330, 61290), (396, 51075), (405, 49940), (450, 44946), (454, 44550), (495, 40860), (540, 37455), (550, 36774), (594, 34050), (660, 30645), (675, 29964), (681, 29700), (810, 24970), (825, 24516), (891, 22700), (900, 22473), (908, 22275), (990, 20430), (1100, 18387), (1135, 17820), (1188, 17025), (1350, 14982), (1362, 14850), (1485, 13620), (1620, 12485), (1650, 12258), (1782, 11350), (1980, 10215), (2025, 9988), (2043, 9900), (2270, 8910), (2475, 8172), (2497, 8100), (2700, 7491), (2724, 7425), (2970, 6810), (3300, 6129), (3405, 5940), (3564, 5675), (4050, 4994), (4086, 4950), (4455, 4540)]