20284200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 69638400

約数和(自身を除く): 49354200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 59, 60, 72, 75, 90, 100, 118, 120, 150, 177, 180, 191, 200, 225, 236, 295, 300, 354, 360, 382, 450, 472, 531, 573, 590, 600, 708, 764, 885, 900, 955, 1062, 1146, 1180, 1416, 1475, 1528, 1719, 1770, 1800, 1910, 2124, 2292, 2360, 2655, 2865, 2950, 3438, 3540, 3820, 4248, 4425, 4584, 4775, 5310, 5730, 5900, 6876, 7080, 7640, 8595, 8850, 9550, 10620, 11269, 11460, 11800, 13275, 13752, 14325, 17190, 17700, 19100, 21240, 22538, 22920, 26550, 28650, 33807, 34380, 35400, 38200, 42975, 45076, 53100, 56345, 57300, 67614, 68760, 85950, 90152, 101421, 106200, 112690, 114600, 135228, 169035, 171900, 202842, 225380, 270456, 281725, 338070, 343800, 405684, 450760, 507105, 563450, 676140, 811368, 845175, 1014210, 1126900, 1352280, 1690350, 2028420, 2253800, 2535525, 3380700, 4056840, 5071050, 6761400, 10142100, 20284200]

約数ペア:

[(1, 20284200), (2, 10142100), (3, 6761400), (4, 5071050), (5, 4056840), (6, 3380700), (8, 2535525), (9, 2253800), (10, 2028420), (12, 1690350), (15, 1352280), (18, 1126900), (20, 1014210), (24, 845175), (25, 811368), (30, 676140), (36, 563450), (40, 507105), (45, 450760), (50, 405684), (59, 343800), (60, 338070), (72, 281725), (75, 270456), (90, 225380), (100, 202842), (118, 171900), (120, 169035), (150, 135228), (177, 114600), (180, 112690), (191, 106200), (200, 101421), (225, 90152), (236, 85950), (295, 68760), (300, 67614), (354, 57300), (360, 56345), (382, 53100), (450, 45076), (472, 42975), (531, 38200), (573, 35400), (590, 34380), (600, 33807), (708, 28650), (764, 26550), (885, 22920), (900, 22538), (955, 21240), (1062, 19100), (1146, 17700), (1180, 17190), (1416, 14325), (1475, 13752), (1528, 13275), (1719, 11800), (1770, 11460), (1800, 11269), (1910, 10620), (2124, 9550), (2292, 8850), (2360, 8595), (2655, 7640), (2865, 7080), (2950, 6876), (3438, 5900), (3540, 5730), (3820, 5310), (4248, 4775), (4425, 4584)]