123416720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3019}}^1$

素因数の和:3112

約数の個数: 80

約数和(自身を含む): 332538240

約数和(自身を除く): 209121520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 2044, 2555, 2920, 3019, 4088, 5110, 5840, 6038, 8176, 10220, 12076, 15095, 20440, 21133, 24152, 30190, 40880, 42266, 48304, 60380, 84532, 105665, 120760, 169064, 211330, 220387, 241520, 338128, 422660, 440774, 845320, 881548, 1101935, 1542709, 1690640, 1763096, 2203870, 3085418, 3526192, 4407740, 6170836, 7713545, 8815480, 12341672, 15427090, 17630960, 24683344, 30854180, 61708360, 123416720]

約数ペア:

[(1, 123416720), (2, 61708360), (4, 30854180), (5, 24683344), (7, 17630960), (8, 15427090), (10, 12341672), (14, 8815480), (16, 7713545), (20, 6170836), (28, 4407740), (35, 3526192), (40, 3085418), (56, 2203870), (70, 1763096), (73, 1690640), (80, 1542709), (112, 1101935), (140, 881548), (146, 845320), (280, 440774), (292, 422660), (365, 338128), (511, 241520), (560, 220387), (584, 211330), (730, 169064), (1022, 120760), (1168, 105665), (1460, 84532), (2044, 60380), (2555, 48304), (2920, 42266), (3019, 40880), (4088, 30190), (5110, 24152), (5840, 21133), (6038, 20440), (8176, 15095), (10220, 12076)]