129821440

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{14489}}^1$

素因数の和:14517

約数の個数: 72

約数和(自身を含む): 355410720

約数和(自身を除く): 225589280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 14489, 28978, 57956, 72445, 101423, 115912, 144890, 202846, 231824, 289780, 405692, 463648, 507115, 579560, 811384, 927296, 1014230, 1159120, 1622768, 1854592, 2028460, 2318240, 3245536, 3709184, 4056920, 4636480, 6491072, 8113840, 9272960, 12982144, 16227680, 18545920, 25964288, 32455360, 64910720, 129821440]

約数ペア:

[(1, 129821440), (2, 64910720), (4, 32455360), (5, 25964288), (7, 18545920), (8, 16227680), (10, 12982144), (14, 9272960), (16, 8113840), (20, 6491072), (28, 4636480), (32, 4056920), (35, 3709184), (40, 3245536), (56, 2318240), (64, 2028460), (70, 1854592), (80, 1622768), (112, 1159120), (128, 1014230), (140, 927296), (160, 811384), (224, 579560), (256, 507115), (280, 463648), (320, 405692), (448, 289780), (560, 231824), (640, 202846), (896, 144890), (1120, 115912), (1280, 101423), (1792, 72445), (2240, 57956), (4480, 28978), (8960, 14489)]