30821760

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{5351}}^1$

素因数の和:5376

約数の個数: 96

約数和(自身を含む): 106451280

約数和(自身を除く): 75629520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5351, 5760, 10702, 16053, 21404, 26755, 32106, 42808, 48159, 53510, 64212, 80265, 85616, 96318, 107020, 128424, 160530, 171232, 192636, 214040, 240795, 256848, 321060, 342464, 385272, 428080, 481590, 513696, 642120, 684928, 770544, 856160, 963180, 1027392, 1284240, 1541088, 1712320, 1926360, 2054784, 2568480, 3082176, 3424640, 3852720, 5136960, 6164352, 7705440, 10273920, 15410880, 30821760]

約数ペア:

[(1, 30821760), (2, 15410880), (3, 10273920), (4, 7705440), (5, 6164352), (6, 5136960), (8, 3852720), (9, 3424640), (10, 3082176), (12, 2568480), (15, 2054784), (16, 1926360), (18, 1712320), (20, 1541088), (24, 1284240), (30, 1027392), (32, 963180), (36, 856160), (40, 770544), (45, 684928), (48, 642120), (60, 513696), (64, 481590), (72, 428080), (80, 385272), (90, 342464), (96, 321060), (120, 256848), (128, 240795), (144, 214040), (160, 192636), (180, 171232), (192, 160530), (240, 128424), (288, 107020), (320, 96318), (360, 85616), (384, 80265), (480, 64212), (576, 53510), (640, 48159), (720, 42808), (960, 32106), (1152, 26755), (1440, 21404), (1920, 16053), (2880, 10702), (5351, 5760)]