70643440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1249}}^1$

素因数の和:1370

約数の個数: 80

約数和(自身を含む): 189720000

約数和(自身を除く): 119076560

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, 1249, 1414, 1616, 2020, 2498, 2828, 3535, 4040, 4996, 5656, 6245, 7070, 8080, 8743, 9992, 11312, 12490, 14140, 17486, 19984, 24980, 28280, 34972, 43715, 49960, 56560, 69944, 87430, 99920, 126149, 139888, 174860, 252298, 349720, 504596, 630745, 699440, 883043, 1009192, 1261490, 1766086, 2018384, 2522980, 3532172, 4415215, 5045960, 7064344, 8830430, 10091920, 14128688, 17660860, 35321720, 70643440]

約数ペア:

[(1, 70643440), (2, 35321720), (4, 17660860), (5, 14128688), (7, 10091920), (8, 8830430), (10, 7064344), (14, 5045960), (16, 4415215), (20, 3532172), (28, 2522980), (35, 2018384), (40, 1766086), (56, 1261490), (70, 1009192), (80, 883043), (101, 699440), (112, 630745), (140, 504596), (202, 349720), (280, 252298), (404, 174860), (505, 139888), (560, 126149), (707, 99920), (808, 87430), (1010, 69944), (1249, 56560), (1414, 49960), (1616, 43715), (2020, 34972), (2498, 28280), (2828, 24980), (3535, 19984), (4040, 17486), (4996, 14140), (5656, 12490), (6245, 11312), (7070, 9992), (8080, 8743)]