281989080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{261101}}^1$

素因数の和:261121

約数の個数: 64

約数和(自身を含む): 939967200

約数和(自身を除く): 657978120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 261101, 522202, 783303, 1044404, 1305505, 1566606, 2088808, 2349909, 2611010, 3133212, 3916515, 4699818, 5222020, 6266424, 7049727, 7833030, 9399636, 10444040, 11749545, 14099454, 15666060, 18799272, 23499090, 28198908, 31332120, 35248635, 46998180, 56397816, 70497270, 93996360, 140994540, 281989080]

約数ペア:

[(1, 281989080), (2, 140994540), (3, 93996360), (4, 70497270), (5, 56397816), (6, 46998180), (8, 35248635), (9, 31332120), (10, 28198908), (12, 23499090), (15, 18799272), (18, 15666060), (20, 14099454), (24, 11749545), (27, 10444040), (30, 9399636), (36, 7833030), (40, 7049727), (45, 6266424), (54, 5222020), (60, 4699818), (72, 3916515), (90, 3133212), (108, 2611010), (120, 2349909), (135, 2088808), (180, 1566606), (216, 1305505), (270, 1044404), (360, 783303), (540, 522202), (1080, 261101)]