308988720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2371}}^1$

素因数の和:2571

約数の個数: 120

約数和(自身を含む): 1043860272

約数和(自身を除く): 734871552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 181, 240, 360, 362, 543, 720, 724, 905, 1086, 1448, 1629, 1810, 2172, 2371, 2715, 2896, 3258, 3620, 4344, 4742, 5430, 6516, 7113, 7240, 8145, 8688, 9484, 10860, 11855, 13032, 14226, 14480, 16290, 18968, 21339, 21720, 23710, 26064, 28452, 32580, 35565, 37936, 42678, 43440, 47420, 56904, 65160, 71130, 85356, 94840, 106695, 113808, 130320, 142260, 170712, 189680, 213390, 284520, 341424, 426780, 429151, 569040, 853560, 858302, 1287453, 1707120, 1716604, 2145755, 2574906, 3433208, 3862359, 4291510, 5149812, 6437265, 6866416, 7724718, 8583020, 10299624, 12874530, 15449436, 17166040, 19311795, 20599248, 25749060, 30898872, 34332080, 38623590, 51498120, 61797744, 77247180, 102996240, 154494360, 308988720]

約数ペア:

[(1, 308988720), (2, 154494360), (3, 102996240), (4, 77247180), (5, 61797744), (6, 51498120), (8, 38623590), (9, 34332080), (10, 30898872), (12, 25749060), (15, 20599248), (16, 19311795), (18, 17166040), (20, 15449436), (24, 12874530), (30, 10299624), (36, 8583020), (40, 7724718), (45, 6866416), (48, 6437265), (60, 5149812), (72, 4291510), (80, 3862359), (90, 3433208), (120, 2574906), (144, 2145755), (180, 1716604), (181, 1707120), (240, 1287453), (360, 858302), (362, 853560), (543, 569040), (720, 429151), (724, 426780), (905, 341424), (1086, 284520), (1448, 213390), (1629, 189680), (1810, 170712), (2172, 142260), (2371, 130320), (2715, 113808), (2896, 106695), (3258, 94840), (3620, 85356), (4344, 71130), (4742, 65160), (5430, 56904), (6516, 47420), (7113, 43440), (7240, 42678), (8145, 37936), (8688, 35565), (9484, 32580), (10860, 28452), (11855, 26064), (13032, 23710), (14226, 21720), (14480, 21339), (16290, 18968)]