72158960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1637}}^1$

素因数の和:1698

約数の個数: 80

約数和(自身を含む): 182800800

約数和(自身を除く): 110641840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 290, 304, 380, 464, 551, 580, 760, 1102, 1160, 1520, 1637, 2204, 2320, 2755, 3274, 4408, 5510, 6548, 8185, 8816, 11020, 13096, 16370, 22040, 26192, 31103, 32740, 44080, 47473, 62206, 65480, 94946, 124412, 130960, 155515, 189892, 237365, 248824, 311030, 379784, 474730, 497648, 622060, 759568, 901987, 949460, 1244120, 1803974, 1898920, 2488240, 3607948, 3797840, 4509935, 7215896, 9019870, 14431792, 18039740, 36079480, 72158960]

約数ペア:

[(1, 72158960), (2, 36079480), (4, 18039740), (5, 14431792), (8, 9019870), (10, 7215896), (16, 4509935), (19, 3797840), (20, 3607948), (29, 2488240), (38, 1898920), (40, 1803974), (58, 1244120), (76, 949460), (80, 901987), (95, 759568), (116, 622060), (145, 497648), (152, 474730), (190, 379784), (232, 311030), (290, 248824), (304, 237365), (380, 189892), (464, 155515), (551, 130960), (580, 124412), (760, 94946), (1102, 65480), (1160, 62206), (1520, 47473), (1637, 44080), (2204, 32740), (2320, 31103), (2755, 26192), (3274, 22040), (4408, 16370), (5510, 13096), (6548, 11020), (8185, 8816)]