172643480

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{743}}^1$

素因数の和:948

約数の個数: 64

約数和(自身を含む): 402027840

約数和(自身を除く): 229384360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 157, 185, 296, 314, 370, 628, 740, 743, 785, 1256, 1480, 1486, 1570, 2972, 3140, 3715, 5809, 5944, 6280, 7430, 11618, 14860, 23236, 27491, 29045, 29720, 46472, 54982, 58090, 109964, 116180, 116651, 137455, 219928, 232360, 233302, 274910, 466604, 549820, 583255, 933208, 1099640, 1166510, 2333020, 4316087, 4666040, 8632174, 17264348, 21580435, 34528696, 43160870, 86321740, 172643480]

約数ペア:

[(1, 172643480), (2, 86321740), (4, 43160870), (5, 34528696), (8, 21580435), (10, 17264348), (20, 8632174), (37, 4666040), (40, 4316087), (74, 2333020), (148, 1166510), (157, 1099640), (185, 933208), (296, 583255), (314, 549820), (370, 466604), (628, 274910), (740, 233302), (743, 232360), (785, 219928), (1256, 137455), (1480, 116651), (1486, 116180), (1570, 109964), (2972, 58090), (3140, 54982), (3715, 46472), (5809, 29720), (5944, 29045), (6280, 27491), (7430, 23236), (11618, 14860)]