168199492020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{400474981}}^1$

素因数の和:400475000

約数の個数: 48

約数和(自身を含む): 538238375808

約数和(自身を除く): 370038883788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 400474981, 800949962, 1201424943, 1601899924, 2002374905, 2402849886, 2803324867, 4004749810, 4805699772, 5606649734, 6007124715, 8009499620, 8409974601, 11213299468, 12014249430, 14016624335, 16819949202, 24028498860, 28033248670, 33639898404, 42049873005, 56066497340, 84099746010, 168199492020]

約数ペア:

[(1, 168199492020), (2, 84099746010), (3, 56066497340), (4, 42049873005), (5, 33639898404), (6, 28033248670), (7, 24028498860), (10, 16819949202), (12, 14016624335), (14, 12014249430), (15, 11213299468), (20, 8409974601), (21, 8009499620), (28, 6007124715), (30, 5606649734), (35, 4805699772), (42, 4004749810), (60, 2803324867), (70, 2402849886), (84, 2002374905), (105, 1601899924), (140, 1201424943), (210, 800949962), (420, 400474981)]