207375840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{2939}}^1$

素因数の和:2974

約数の個数: 216

約数和(自身を含む): 823488120

約数和(自身を除く): 616112280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2352, 2520, 2939, 2940, 3360, 3528, 3920, 4410, 4704, 5040, 5878, 5880, 7056, 7840, 8817, 8820, 10080, 11756, 11760, 14112, 14695, 17634, 17640, 20573, 23512, 23520, 26451, 29390, 35268, 35280, 41146, 44085, 47024, 52902, 58780, 61719, 70536, 70560, 82292, 88170, 94048, 102865, 105804, 117560, 123438, 132255, 141072, 144011, 164584, 176340, 185157, 205730, 211608, 235120, 246876, 264510, 282144, 288022, 308595, 329168, 352680, 370314, 411460, 423216, 432033, 470240, 493752, 529020, 576044, 617190, 658336, 705360, 720055, 740628, 822920, 846432, 864066, 925785, 987504, 1058040, 1152088, 1234380, 1296099, 1410720, 1440110, 1481256, 1645840, 1728132, 1851570, 1975008, 2116080, 2160165, 2304176, 2468760, 2592198, 2880220, 2962512, 3291680, 3456264, 3703140, 4232160, 4320330, 4608352, 4937520, 5184396, 5760440, 5925024, 6480495, 6912528, 7406280, 8640660, 9875040, 10368792, 11520880, 12960990, 13825056, 14812560, 17281320, 20737584, 23041760, 25921980, 29625120, 34562640, 41475168, 51843960, 69125280, 103687920, 207375840]

約数ペア:

[(1, 207375840), (2, 103687920), (3, 69125280), (4, 51843960), (5, 41475168), (6, 34562640), (7, 29625120), (8, 25921980), (9, 23041760), (10, 20737584), (12, 17281320), (14, 14812560), (15, 13825056), (16, 12960990), (18, 11520880), (20, 10368792), (21, 9875040), (24, 8640660), (28, 7406280), (30, 6912528), (32, 6480495), (35, 5925024), (36, 5760440), (40, 5184396), (42, 4937520), (45, 4608352), (48, 4320330), (49, 4232160), (56, 3703140), (60, 3456264), (63, 3291680), (70, 2962512), (72, 2880220), (80, 2592198), (84, 2468760), (90, 2304176), (96, 2160165), (98, 2116080), (105, 1975008), (112, 1851570), (120, 1728132), (126, 1645840), (140, 1481256), (144, 1440110), (147, 1410720), (160, 1296099), (168, 1234380), (180, 1152088), (196, 1058040), (210, 987504), (224, 925785), (240, 864066), (245, 846432), (252, 822920), (280, 740628), (288, 720055), (294, 705360), (315, 658336), (336, 617190), (360, 576044), (392, 529020), (420, 493752), (441, 470240), (480, 432033), (490, 423216), (504, 411460), (560, 370314), (588, 352680), (630, 329168), (672, 308595), (720, 288022), (735, 282144), (784, 264510), (840, 246876), (882, 235120), (980, 211608), (1008, 205730), (1120, 185157), (1176, 176340), (1260, 164584), (1440, 144011), (1470, 141072), (1568, 132255), (1680, 123438), (1764, 117560), (1960, 105804), (2016, 102865), (2205, 94048), (2352, 88170), (2520, 82292), (2939, 70560), (2940, 70536), (3360, 61719), (3528, 58780), (3920, 52902), (4410, 47024), (4704, 44085), (5040, 41146), (5878, 35280), (5880, 35268), (7056, 29390), (7840, 26451), (8817, 23520), (8820, 23512), (10080, 20573), (11756, 17640), (11760, 17634), (14112, 14695)]