74217040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:500

約数の個数: 80

約数和(自身を含む): 183381120

約数和(自身を除く): 109164080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 157, 190, 304, 311, 314, 380, 622, 628, 760, 785, 1244, 1256, 1520, 1555, 1570, 2488, 2512, 2983, 3110, 3140, 4976, 5909, 5966, 6220, 6280, 11818, 11932, 12440, 12560, 14915, 23636, 23864, 24880, 29545, 29830, 47272, 47728, 48827, 59090, 59660, 94544, 97654, 118180, 119320, 195308, 236360, 238640, 244135, 390616, 472720, 488270, 781232, 927713, 976540, 1855426, 1953080, 3710852, 3906160, 4638565, 7421704, 9277130, 14843408, 18554260, 37108520, 74217040]

約数ペア:

[(1, 74217040), (2, 37108520), (4, 18554260), (5, 14843408), (8, 9277130), (10, 7421704), (16, 4638565), (19, 3906160), (20, 3710852), (38, 1953080), (40, 1855426), (76, 976540), (80, 927713), (95, 781232), (152, 488270), (157, 472720), (190, 390616), (304, 244135), (311, 238640), (314, 236360), (380, 195308), (622, 119320), (628, 118180), (760, 97654), (785, 94544), (1244, 59660), (1256, 59090), (1520, 48827), (1555, 47728), (1570, 47272), (2488, 29830), (2512, 29545), (2983, 24880), (3110, 23864), (3140, 23636), (4976, 14915), (5909, 12560), (5966, 12440), (6220, 11932), (6280, 11818)]