428825880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{433}}^1$

素因数の和:591

約数の個数: 256

約数和(自身を含む): 1649894400

約数和(自身を除く): 1221068520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 131, 135, 140, 168, 180, 189, 210, 216, 252, 262, 270, 280, 315, 360, 378, 393, 420, 433, 504, 524, 540, 630, 655, 756, 786, 840, 866, 917, 945, 1048, 1080, 1179, 1260, 1299, 1310, 1512, 1572, 1732, 1834, 1890, 1965, 2165, 2358, 2520, 2598, 2620, 2751, 3031, 3144, 3464, 3537, 3668, 3780, 3897, 3930, 4330, 4585, 4716, 5196, 5240, 5502, 5895, 6062, 6495, 7074, 7336, 7560, 7794, 7860, 8253, 8660, 9093, 9170, 9432, 10392, 11004, 11691, 11790, 12124, 12990, 13755, 14148, 15155, 15588, 15720, 16506, 17320, 17685, 18186, 18340, 19485, 22008, 23382, 23580, 24248, 24759, 25980, 27279, 27510, 28296, 30310, 31176, 33012, 35370, 36372, 36680, 38970, 41265, 45465, 46764, 47160, 49518, 51960, 54558, 55020, 56723, 58455, 60620, 66024, 70740, 72744, 77940, 81837, 82530, 90930, 93528, 99036, 109116, 110040, 113446, 116910, 121240, 123795, 136395, 141480, 155880, 163674, 165060, 170169, 181860, 198072, 218232, 226892, 233820, 247590, 272790, 283615, 327348, 330120, 340338, 363720, 397061, 409185, 453784, 467640, 495180, 510507, 545580, 567230, 654696, 680676, 794122, 818370, 850845, 990360, 1021014, 1091160, 1134460, 1191183, 1361352, 1531521, 1588244, 1636740, 1701690, 1985305, 2042028, 2268920, 2382366, 2552535, 3063042, 3176488, 3273480, 3403380, 3573549, 3970610, 4084056, 4764732, 5105070, 5955915, 6126084, 6806760, 7147098, 7657605, 7941220, 9529464, 10210140, 10720647, 11911830, 12252168, 14294196, 15315210, 15882440, 17867745, 20420280, 21441294, 23823660, 28588392, 30630420, 35735490, 42882588, 47647320, 53603235, 61260840, 71470980, 85765176, 107206470, 142941960, 214412940, 428825880]

約数ペア:

[(1, 428825880), (2, 214412940), (3, 142941960), (4, 107206470), (5, 85765176), (6, 71470980), (7, 61260840), (8, 53603235), (9, 47647320), (10, 42882588), (12, 35735490), (14, 30630420), (15, 28588392), (18, 23823660), (20, 21441294), (21, 20420280), (24, 17867745), (27, 15882440), (28, 15315210), (30, 14294196), (35, 12252168), (36, 11911830), (40, 10720647), (42, 10210140), (45, 9529464), (54, 7941220), (56, 7657605), (60, 7147098), (63, 6806760), (70, 6126084), (72, 5955915), (84, 5105070), (90, 4764732), (105, 4084056), (108, 3970610), (120, 3573549), (126, 3403380), (131, 3273480), (135, 3176488), (140, 3063042), (168, 2552535), (180, 2382366), (189, 2268920), (210, 2042028), (216, 1985305), (252, 1701690), (262, 1636740), (270, 1588244), (280, 1531521), (315, 1361352), (360, 1191183), (378, 1134460), (393, 1091160), (420, 1021014), (433, 990360), (504, 850845), (524, 818370), (540, 794122), (630, 680676), (655, 654696), (756, 567230), (786, 545580), (840, 510507), (866, 495180), (917, 467640), (945, 453784), (1048, 409185), (1080, 397061), (1179, 363720), (1260, 340338), (1299, 330120), (1310, 327348), (1512, 283615), (1572, 272790), (1732, 247590), (1834, 233820), (1890, 226892), (1965, 218232), (2165, 198072), (2358, 181860), (2520, 170169), (2598, 165060), (2620, 163674), (2751, 155880), (3031, 141480), (3144, 136395), (3464, 123795), (3537, 121240), (3668, 116910), (3780, 113446), (3897, 110040), (3930, 109116), (4330, 99036), (4585, 93528), (4716, 90930), (5196, 82530), (5240, 81837), (5502, 77940), (5895, 72744), (6062, 70740), (6495, 66024), (7074, 60620), (7336, 58455), (7560, 56723), (7794, 55020), (7860, 54558), (8253, 51960), (8660, 49518), (9093, 47160), (9170, 46764), (9432, 45465), (10392, 41265), (11004, 38970), (11691, 36680), (11790, 36372), (12124, 35370), (12990, 33012), (13755, 31176), (14148, 30310), (15155, 28296), (15588, 27510), (15720, 27279), (16506, 25980), (17320, 24759), (17685, 24248), (18186, 23580), (18340, 23382), (19485, 22008)]