177716140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{4423}}^1$

素因数の和:4487

約数の個数: 72

約数和(自身を含む): 444824352

約数和(自身を除く): 267108212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 82, 98, 140, 164, 196, 205, 245, 287, 410, 490, 574, 820, 980, 1148, 1435, 2009, 2870, 4018, 4423, 5740, 8036, 8846, 10045, 17692, 20090, 22115, 30961, 40180, 44230, 61922, 88460, 123844, 154805, 181343, 216727, 309610, 362686, 433454, 619220, 725372, 866908, 906715, 1083635, 1269401, 1813430, 2167270, 2538802, 3626860, 4334540, 5077604, 6347005, 8885807, 12694010, 17771614, 25388020, 35543228, 44429035, 88858070, 177716140]

約数ペア:

[(1, 177716140), (2, 88858070), (4, 44429035), (5, 35543228), (7, 25388020), (10, 17771614), (14, 12694010), (20, 8885807), (28, 6347005), (35, 5077604), (41, 4334540), (49, 3626860), (70, 2538802), (82, 2167270), (98, 1813430), (140, 1269401), (164, 1083635), (196, 906715), (205, 866908), (245, 725372), (287, 619220), (410, 433454), (490, 362686), (574, 309610), (820, 216727), (980, 181343), (1148, 154805), (1435, 123844), (2009, 88460), (2870, 61922), (4018, 44230), (4423, 40180), (5740, 30961), (8036, 22115), (8846, 20090), (10045, 17692)]