215168800

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{499}}^1$

素因数の和:544

約数の個数: 216

約数和(自身を含む): 667926000

約数和(自身を除く): 452757200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 49, 50, 55, 56, 70, 77, 80, 88, 98, 100, 110, 112, 140, 154, 160, 175, 176, 196, 200, 220, 224, 245, 275, 280, 308, 350, 352, 385, 392, 400, 440, 490, 499, 539, 550, 560, 616, 700, 770, 784, 800, 880, 980, 998, 1078, 1100, 1120, 1225, 1232, 1400, 1540, 1568, 1760, 1925, 1960, 1996, 2156, 2200, 2450, 2464, 2495, 2695, 2800, 3080, 3493, 3850, 3920, 3992, 4312, 4400, 4900, 4990, 5390, 5489, 5600, 6160, 6986, 7700, 7840, 7984, 8624, 8800, 9800, 9980, 10780, 10978, 12320, 12475, 13475, 13972, 15400, 15968, 17248, 17465, 19600, 19960, 21560, 21956, 24451, 24950, 26950, 27445, 27944, 30800, 34930, 38423, 39200, 39920, 43120, 43912, 48902, 49900, 53900, 54890, 55888, 61600, 69860, 76846, 79840, 86240, 87325, 87824, 97804, 99800, 107800, 109780, 111776, 122255, 137225, 139720, 153692, 174650, 175648, 192115, 195608, 199600, 215600, 219560, 244510, 268961, 274450, 279440, 307384, 349300, 384230, 391216, 399200, 431200, 439120, 489020, 537922, 548900, 558880, 611275, 614768, 698600, 768460, 782432, 878240, 960575, 978040, 1075844, 1097800, 1222550, 1229536, 1344805, 1397200, 1536920, 1921150, 1956080, 2151688, 2195600, 2445100, 2689610, 2794400, 3073840, 3842300, 3912160, 4303376, 4391200, 4890200, 5379220, 6147680, 6724025, 7684600, 8606752, 9780400, 10758440, 13448050, 15369200, 19560800, 21516880, 26896100, 30738400, 43033760, 53792200, 107584400, 215168800]

約数ペア:

[(1, 215168800), (2, 107584400), (4, 53792200), (5, 43033760), (7, 30738400), (8, 26896100), (10, 21516880), (11, 19560800), (14, 15369200), (16, 13448050), (20, 10758440), (22, 9780400), (25, 8606752), (28, 7684600), (32, 6724025), (35, 6147680), (40, 5379220), (44, 4890200), (49, 4391200), (50, 4303376), (55, 3912160), (56, 3842300), (70, 3073840), (77, 2794400), (80, 2689610), (88, 2445100), (98, 2195600), (100, 2151688), (110, 1956080), (112, 1921150), (140, 1536920), (154, 1397200), (160, 1344805), (175, 1229536), (176, 1222550), (196, 1097800), (200, 1075844), (220, 978040), (224, 960575), (245, 878240), (275, 782432), (280, 768460), (308, 698600), (350, 614768), (352, 611275), (385, 558880), (392, 548900), (400, 537922), (440, 489020), (490, 439120), (499, 431200), (539, 399200), (550, 391216), (560, 384230), (616, 349300), (700, 307384), (770, 279440), (784, 274450), (800, 268961), (880, 244510), (980, 219560), (998, 215600), (1078, 199600), (1100, 195608), (1120, 192115), (1225, 175648), (1232, 174650), (1400, 153692), (1540, 139720), (1568, 137225), (1760, 122255), (1925, 111776), (1960, 109780), (1996, 107800), (2156, 99800), (2200, 97804), (2450, 87824), (2464, 87325), (2495, 86240), (2695, 79840), (2800, 76846), (3080, 69860), (3493, 61600), (3850, 55888), (3920, 54890), (3992, 53900), (4312, 49900), (4400, 48902), (4900, 43912), (4990, 43120), (5390, 39920), (5489, 39200), (5600, 38423), (6160, 34930), (6986, 30800), (7700, 27944), (7840, 27445), (7984, 26950), (8624, 24950), (8800, 24451), (9800, 21956), (9980, 21560), (10780, 19960), (10978, 19600), (12320, 17465), (12475, 17248), (13475, 15968), (13972, 15400)]