189228720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1619}}^1$

素因数の和:2122

約数の個数: 80

約数和(自身を含む): 588176640

約数和(自身を除く): 398947920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 487, 974, 1461, 1619, 1948, 2435, 2922, 3238, 3896, 4857, 4870, 5844, 6476, 7305, 7792, 8095, 9714, 9740, 11688, 12952, 14610, 16190, 19428, 19480, 23376, 24285, 25904, 29220, 32380, 38856, 38960, 48570, 58440, 64760, 77712, 97140, 116880, 129520, 194280, 388560, 788453, 1576906, 2365359, 3153812, 3942265, 4730718, 6307624, 7884530, 9461436, 11826795, 12615248, 15769060, 18922872, 23653590, 31538120, 37845744, 47307180, 63076240, 94614360, 189228720]

約数ペア:

[(1, 189228720), (2, 94614360), (3, 63076240), (4, 47307180), (5, 37845744), (6, 31538120), (8, 23653590), (10, 18922872), (12, 15769060), (15, 12615248), (16, 11826795), (20, 9461436), (24, 7884530), (30, 6307624), (40, 4730718), (48, 3942265), (60, 3153812), (80, 2365359), (120, 1576906), (240, 788453), (487, 388560), (974, 194280), (1461, 129520), (1619, 116880), (1948, 97140), (2435, 77712), (2922, 64760), (3238, 58440), (3896, 48570), (4857, 38960), (4870, 38856), (5844, 32380), (6476, 29220), (7305, 25904), (7792, 24285), (8095, 23376), (9714, 19480), (9740, 19428), (11688, 16190), (12952, 14610)]