51843960

素因数分解:

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

素因数の和:2970

約数の個数: 144

約数和(自身を含む): 196068600

約数和(自身を除く): 144224640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2939, 2940, 3528, 4410, 5878, 5880, 8817, 8820, 11756, 14695, 17634, 17640, 20573, 23512, 26451, 29390, 35268, 41146, 44085, 52902, 58780, 61719, 70536, 82292, 88170, 102865, 105804, 117560, 123438, 132255, 144011, 164584, 176340, 185157, 205730, 211608, 246876, 264510, 288022, 308595, 352680, 370314, 411460, 432033, 493752, 529020, 576044, 617190, 720055, 740628, 822920, 864066, 925785, 1058040, 1152088, 1234380, 1296099, 1440110, 1481256, 1728132, 1851570, 2160165, 2468760, 2592198, 2880220, 3456264, 3703140, 4320330, 5184396, 5760440, 6480495, 7406280, 8640660, 10368792, 12960990, 17281320, 25921980, 51843960]

約数ペア:

[(1, 51843960), (2, 25921980), (3, 17281320), (4, 12960990), (5, 10368792), (6, 8640660), (7, 7406280), (8, 6480495), (9, 5760440), (10, 5184396), (12, 4320330), (14, 3703140), (15, 3456264), (18, 2880220), (20, 2592198), (21, 2468760), (24, 2160165), (28, 1851570), (30, 1728132), (35, 1481256), (36, 1440110), (40, 1296099), (42, 1234380), (45, 1152088), (49, 1058040), (56, 925785), (60, 864066), (63, 822920), (70, 740628), (72, 720055), (84, 617190), (90, 576044), (98, 529020), (105, 493752), (120, 432033), (126, 411460), (140, 370314), (147, 352680), (168, 308595), (180, 288022), (196, 264510), (210, 246876), (245, 211608), (252, 205730), (280, 185157), (294, 176340), (315, 164584), (360, 144011), (392, 132255), (420, 123438), (441, 117560), (490, 105804), (504, 102865), (588, 88170), (630, 82292), (735, 70536), (840, 61719), (882, 58780), (980, 52902), (1176, 44085), (1260, 41146), (1470, 35268), (1764, 29390), (1960, 26451), (2205, 23512), (2520, 20573), (2939, 17640), (2940, 17634), (3528, 14695), (4410, 11756), (5878, 8820), (5880, 8817)]