129352720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2287}}^1$

素因数の和:2408

約数の個数: 80

約数和(自身を含む): 347263488

約数和(自身を除く): 217910768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 101, 112, 140, 202, 280, 404, 505, 560, 707, 808, 1010, 1414, 1616, 2020, 2287, 2828, 3535, 4040, 4574, 5656, 7070, 8080, 9148, 11312, 11435, 14140, 16009, 18296, 22870, 28280, 32018, 36592, 45740, 56560, 64036, 80045, 91480, 128072, 160090, 182960, 230987, 256144, 320180, 461974, 640360, 923948, 1154935, 1280720, 1616909, 1847896, 2309870, 3233818, 3695792, 4619740, 6467636, 8084545, 9239480, 12935272, 16169090, 18478960, 25870544, 32338180, 64676360, 129352720]

約数ペア:

[(1, 129352720), (2, 64676360), (4, 32338180), (5, 25870544), (7, 18478960), (8, 16169090), (10, 12935272), (14, 9239480), (16, 8084545), (20, 6467636), (28, 4619740), (35, 3695792), (40, 3233818), (56, 2309870), (70, 1847896), (80, 1616909), (101, 1280720), (112, 1154935), (140, 923948), (202, 640360), (280, 461974), (404, 320180), (505, 256144), (560, 230987), (707, 182960), (808, 160090), (1010, 128072), (1414, 91480), (1616, 80045), (2020, 64036), (2287, 56560), (2828, 45740), (3535, 36592), (4040, 32018), (4574, 28280), (5656, 22870), (7070, 18296), (8080, 16009), (9148, 14140), (11312, 11435)]