123287040

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{5351}}^1$

素因数の和:5380

約数の個数: 120

約数和(自身を含む): 427057488

約数和(自身を除く): 303770448

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, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5351, 5760, 7680, 10702, 11520, 16053, 21404, 23040, 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, 1369856, 1541088, 1712320, 1926360, 2054784, 2568480, 2739712, 3082176, 3424640, 3852720, 4109568, 5136960, 6164352, 6849280, 7705440, 8219136, 10273920, 12328704, 13698560, 15410880, 20547840, 24657408, 30821760, 41095680, 61643520, 123287040]

約数ペア:

[(1, 123287040), (2, 61643520), (3, 41095680), (4, 30821760), (5, 24657408), (6, 20547840), (8, 15410880), (9, 13698560), (10, 12328704), (12, 10273920), (15, 8219136), (16, 7705440), (18, 6849280), (20, 6164352), (24, 5136960), (30, 4109568), (32, 3852720), (36, 3424640), (40, 3082176), (45, 2739712), (48, 2568480), (60, 2054784), (64, 1926360), (72, 1712320), (80, 1541088), (90, 1369856), (96, 1284240), (120, 1027392), (128, 963180), (144, 856160), (160, 770544), (180, 684928), (192, 642120), (240, 513696), (256, 481590), (288, 428080), (320, 385272), (360, 342464), (384, 321060), (480, 256848), (512, 240795), (576, 214040), (640, 192636), (720, 171232), (768, 160530), (960, 128424), (1152, 107020), (1280, 96318), (1440, 85616), (1536, 80265), (1920, 64212), (2304, 53510), (2560, 48159), (2880, 42808), (3840, 32106), (4608, 26755), (5351, 23040), (5760, 21404), (7680, 16053), (10702, 11520)]