215716500

素因数分解:

$2^2\times 3^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{29}}^2$

素因数の和:105

約数の個数: 288

約数和(自身を含む): 760905600

約数和(自身を除く): 545189100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 29, 30, 36, 38, 45, 50, 54, 57, 58, 60, 75, 76, 87, 90, 95, 100, 108, 114, 116, 125, 135, 145, 150, 171, 174, 180, 190, 225, 228, 250, 261, 270, 285, 290, 300, 342, 348, 375, 380, 435, 450, 475, 500, 513, 522, 540, 551, 570, 580, 675, 684, 725, 750, 783, 841, 855, 870, 900, 950, 1026, 1044, 1102, 1125, 1140, 1305, 1350, 1425, 1450, 1500, 1566, 1653, 1682, 1710, 1740, 1900, 2052, 2175, 2204, 2250, 2375, 2523, 2565, 2610, 2700, 2755, 2850, 2900, 3132, 3306, 3364, 3375, 3420, 3625, 3915, 4205, 4275, 4350, 4500, 4750, 4959, 5046, 5130, 5220, 5510, 5700, 6525, 6612, 6750, 7125, 7250, 7569, 7830, 8265, 8410, 8550, 8700, 9500, 9918, 10092, 10260, 10875, 11020, 12615, 12825, 13050, 13500, 13775, 14250, 14500, 14877, 15138, 15660, 15979, 16530, 16820, 17100, 19575, 19836, 21025, 21375, 21750, 22707, 24795, 25230, 25650, 26100, 27550, 28500, 29754, 30276, 31958, 32625, 33060, 37845, 39150, 41325, 42050, 42750, 43500, 45414, 47937, 49590, 50460, 51300, 55100, 59508, 63075, 63916, 64125, 65250, 68875, 74385, 75690, 78300, 79895, 82650, 84100, 85500, 90828, 95874, 97875, 99180, 105125, 113535, 123975, 126150, 128250, 130500, 137750, 143811, 148770, 151380, 159790, 165300, 189225, 191748, 195750, 206625, 210250, 227070, 239685, 247950, 252300, 256500, 275500, 287622, 297540, 315375, 319580, 371925, 378450, 391500, 399475, 413250, 420500, 431433, 454140, 479370, 495900, 567675, 575244, 619875, 630750, 719055, 743850, 756900, 798950, 826500, 862866, 946125, 958740, 1135350, 1198425, 1239750, 1261500, 1438110, 1487700, 1597900, 1725732, 1859625, 1892250, 1997375, 2157165, 2270700, 2396850, 2479500, 2838375, 2876220, 3595275, 3719250, 3784500, 3994750, 4314330, 4793700, 5676750, 5992125, 7190550, 7438500, 7989500, 8628660, 10785825, 11353500, 11984250, 14381100, 17976375, 21571650, 23968500, 35952750, 43143300, 53929125, 71905500, 107858250, 215716500]

約数ペア:

[(1, 215716500), (2, 107858250), (3, 71905500), (4, 53929125), (5, 43143300), (6, 35952750), (9, 23968500), (10, 21571650), (12, 17976375), (15, 14381100), (18, 11984250), (19, 11353500), (20, 10785825), (25, 8628660), (27, 7989500), (29, 7438500), (30, 7190550), (36, 5992125), (38, 5676750), (45, 4793700), (50, 4314330), (54, 3994750), (57, 3784500), (58, 3719250), (60, 3595275), (75, 2876220), (76, 2838375), (87, 2479500), (90, 2396850), (95, 2270700), (100, 2157165), (108, 1997375), (114, 1892250), (116, 1859625), (125, 1725732), (135, 1597900), (145, 1487700), (150, 1438110), (171, 1261500), (174, 1239750), (180, 1198425), (190, 1135350), (225, 958740), (228, 946125), (250, 862866), (261, 826500), (270, 798950), (285, 756900), (290, 743850), (300, 719055), (342, 630750), (348, 619875), (375, 575244), (380, 567675), (435, 495900), (450, 479370), (475, 454140), (500, 431433), (513, 420500), (522, 413250), (540, 399475), (551, 391500), (570, 378450), (580, 371925), (675, 319580), (684, 315375), (725, 297540), (750, 287622), (783, 275500), (841, 256500), (855, 252300), (870, 247950), (900, 239685), (950, 227070), (1026, 210250), (1044, 206625), (1102, 195750), (1125, 191748), (1140, 189225), (1305, 165300), (1350, 159790), (1425, 151380), (1450, 148770), (1500, 143811), (1566, 137750), (1653, 130500), (1682, 128250), (1710, 126150), (1740, 123975), (1900, 113535), (2052, 105125), (2175, 99180), (2204, 97875), (2250, 95874), (2375, 90828), (2523, 85500), (2565, 84100), (2610, 82650), (2700, 79895), (2755, 78300), (2850, 75690), (2900, 74385), (3132, 68875), (3306, 65250), (3364, 64125), (3375, 63916), (3420, 63075), (3625, 59508), (3915, 55100), (4205, 51300), (4275, 50460), (4350, 49590), (4500, 47937), (4750, 45414), (4959, 43500), (5046, 42750), (5130, 42050), (5220, 41325), (5510, 39150), (5700, 37845), (6525, 33060), (6612, 32625), (6750, 31958), (7125, 30276), (7250, 29754), (7569, 28500), (7830, 27550), (8265, 26100), (8410, 25650), (8550, 25230), (8700, 24795), (9500, 22707), (9918, 21750), (10092, 21375), (10260, 21025), (10875, 19836), (11020, 19575), (12615, 17100), (12825, 16820), (13050, 16530), (13500, 15979), (13775, 15660), (14250, 15138), (14500, 14877)]