405904320

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{140939}}^1$

素因数の和:140962

約数の個数: 84

約数和(自身を含む): 1396151640

約数和(自身を除く): 990247320

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, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 140939, 281878, 422817, 563756, 704695, 845634, 1127512, 1268451, 1409390, 1691268, 2114085, 2255024, 2536902, 2818780, 3382536, 4228170, 4510048, 5073804, 5637560, 6342255, 6765072, 8456340, 9020096, 10147608, 11275120, 12684510, 13530144, 16912680, 20295216, 22550240, 25369020, 27060288, 33825360, 40590432, 45100480, 50738040, 67650720, 81180864, 101476080, 135301440, 202952160, 405904320]

約数ペア:

[(1, 405904320), (2, 202952160), (3, 135301440), (4, 101476080), (5, 81180864), (6, 67650720), (8, 50738040), (9, 45100480), (10, 40590432), (12, 33825360), (15, 27060288), (16, 25369020), (18, 22550240), (20, 20295216), (24, 16912680), (30, 13530144), (32, 12684510), (36, 11275120), (40, 10147608), (45, 9020096), (48, 8456340), (60, 6765072), (64, 6342255), (72, 5637560), (80, 5073804), (90, 4510048), (96, 4228170), (120, 3382536), (144, 2818780), (160, 2536902), (180, 2255024), (192, 2114085), (240, 1691268), (288, 1409390), (320, 1268451), (360, 1127512), (480, 845634), (576, 704695), (720, 563756), (960, 422817), (1440, 281878), (2880, 140939)]