133637840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{238639}}^1$

素因数の和:238659

約数の個数: 40

約数和(自身を含む): 355096320

約数和(自身を除く): 221458480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 238639, 477278, 954556, 1193195, 1670473, 1909112, 2386390, 3340946, 3818224, 4772780, 6681892, 8352365, 9545560, 13363784, 16704730, 19091120, 26727568, 33409460, 66818920, 133637840]

約数ペア:

[(1, 133637840), (2, 66818920), (4, 33409460), (5, 26727568), (7, 19091120), (8, 16704730), (10, 13363784), (14, 9545560), (16, 8352365), (20, 6681892), (28, 4772780), (35, 3818224), (40, 3340946), (56, 2386390), (70, 1909112), (80, 1670473), (112, 1193195), (140, 954556), (280, 477278), (560, 238639)]