139605040

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:514

約数の個数: 80

約数和(自身を含む): 335549952

約数和(自身を除く): 195944912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 107, 188, 214, 235, 347, 376, 428, 470, 535, 694, 752, 856, 940, 1070, 1388, 1712, 1735, 1880, 2140, 2776, 3470, 3760, 4280, 5029, 5552, 6940, 8560, 10058, 13880, 16309, 20116, 25145, 27760, 32618, 37129, 40232, 50290, 65236, 74258, 80464, 81545, 100580, 130472, 148516, 163090, 185645, 201160, 260944, 297032, 326180, 371290, 402320, 594064, 652360, 742580, 1304720, 1485160, 1745063, 2970320, 3490126, 6980252, 8725315, 13960504, 17450630, 27921008, 34901260, 69802520, 139605040]

約数ペア:

[(1, 139605040), (2, 69802520), (4, 34901260), (5, 27921008), (8, 17450630), (10, 13960504), (16, 8725315), (20, 6980252), (40, 3490126), (47, 2970320), (80, 1745063), (94, 1485160), (107, 1304720), (188, 742580), (214, 652360), (235, 594064), (347, 402320), (376, 371290), (428, 326180), (470, 297032), (535, 260944), (694, 201160), (752, 185645), (856, 163090), (940, 148516), (1070, 130472), (1388, 100580), (1712, 81545), (1735, 80464), (1880, 74258), (2140, 65236), (2776, 50290), (3470, 40232), (3760, 37129), (4280, 32618), (5029, 27760), (5552, 25145), (6940, 20116), (8560, 16309), (10058, 13880)]