206172400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 180

約数和(自身を含む): 588524088

約数和(自身を除く): 382351688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 67, 70, 80, 98, 100, 112, 134, 140, 157, 175, 196, 200, 245, 268, 280, 314, 335, 350, 392, 400, 469, 490, 536, 560, 628, 670, 700, 784, 785, 938, 980, 1072, 1099, 1225, 1256, 1340, 1400, 1570, 1675, 1876, 1960, 2198, 2345, 2450, 2512, 2680, 2800, 3140, 3283, 3350, 3752, 3920, 3925, 4396, 4690, 4900, 5360, 5495, 6280, 6566, 6700, 7504, 7693, 7850, 8792, 9380, 9800, 10519, 10990, 11725, 12560, 13132, 13400, 15386, 15700, 16415, 17584, 18760, 19600, 21038, 21980, 23450, 26264, 26800, 27475, 30772, 31400, 32830, 37520, 38465, 42076, 43960, 46900, 52528, 52595, 54950, 61544, 62800, 65660, 73633, 76930, 82075, 84152, 87920, 93800, 105190, 109900, 123088, 131320, 147266, 153860, 164150, 168304, 187600, 192325, 210380, 219800, 262640, 262975, 294532, 307720, 328300, 368165, 384650, 420760, 439600, 515431, 525950, 589064, 615440, 656600, 736330, 769300, 841520, 1030862, 1051900, 1178128, 1313200, 1472660, 1538600, 1840825, 2061724, 2103800, 2577155, 2945320, 3077200, 3681650, 4123448, 4207600, 5154310, 5890640, 7363300, 8246896, 10308620, 12885775, 14726600, 20617240, 25771550, 29453200, 41234480, 51543100, 103086200, 206172400]

約数ペア:

[(1, 206172400), (2, 103086200), (4, 51543100), (5, 41234480), (7, 29453200), (8, 25771550), (10, 20617240), (14, 14726600), (16, 12885775), (20, 10308620), (25, 8246896), (28, 7363300), (35, 5890640), (40, 5154310), (49, 4207600), (50, 4123448), (56, 3681650), (67, 3077200), (70, 2945320), (80, 2577155), (98, 2103800), (100, 2061724), (112, 1840825), (134, 1538600), (140, 1472660), (157, 1313200), (175, 1178128), (196, 1051900), (200, 1030862), (245, 841520), (268, 769300), (280, 736330), (314, 656600), (335, 615440), (350, 589064), (392, 525950), (400, 515431), (469, 439600), (490, 420760), (536, 384650), (560, 368165), (628, 328300), (670, 307720), (700, 294532), (784, 262975), (785, 262640), (938, 219800), (980, 210380), (1072, 192325), (1099, 187600), (1225, 168304), (1256, 164150), (1340, 153860), (1400, 147266), (1570, 131320), (1675, 123088), (1876, 109900), (1960, 105190), (2198, 93800), (2345, 87920), (2450, 84152), (2512, 82075), (2680, 76930), (2800, 73633), (3140, 65660), (3283, 62800), (3350, 61544), (3752, 54950), (3920, 52595), (3925, 52528), (4396, 46900), (4690, 43960), (4900, 42076), (5360, 38465), (5495, 37520), (6280, 32830), (6566, 31400), (6700, 30772), (7504, 27475), (7693, 26800), (7850, 26264), (8792, 23450), (9380, 21980), (9800, 21038), (10519, 19600), (10990, 18760), (11725, 17584), (12560, 16415), (13132, 15700), (13400, 15386)]