168960640

素因数分解:

$2^7\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1163}}^1$

素因数の和:1409

約数の個数: 64

約数和(自身を含む): 406049760

約数和(自身を除く): 237089120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 227, 320, 454, 640, 908, 1135, 1163, 1816, 2270, 2326, 3632, 4540, 4652, 5815, 7264, 9080, 9304, 11630, 14528, 18160, 18608, 23260, 29056, 36320, 37216, 46520, 72640, 74432, 93040, 145280, 148864, 186080, 264001, 372160, 528002, 744320, 1056004, 1320005, 2112008, 2640010, 4224016, 5280020, 8448032, 10560040, 16896064, 21120080, 33792128, 42240160, 84480320, 168960640]

約数ペア:

[(1, 168960640), (2, 84480320), (4, 42240160), (5, 33792128), (8, 21120080), (10, 16896064), (16, 10560040), (20, 8448032), (32, 5280020), (40, 4224016), (64, 2640010), (80, 2112008), (128, 1320005), (160, 1056004), (227, 744320), (320, 528002), (454, 372160), (640, 264001), (908, 186080), (1135, 148864), (1163, 145280), (1816, 93040), (2270, 74432), (2326, 72640), (3632, 46520), (4540, 37216), (4652, 36320), (5815, 29056), (7264, 23260), (9080, 18608), (9304, 18160), (11630, 14528)]