891386370

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{157211}}^1$

素因数の和:157237

約数の個数: 80

約数和(自身を含む): 2739261888

約数和(自身を除く): 1847875518

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2835, 5670, 157211, 314422, 471633, 786055, 943266, 1100477, 1414899, 1572110, 2200954, 2358165, 2829798, 3301431, 4244697, 4716330, 5502385, 6602862, 7074495, 8489394, 9904293, 11004770, 12734091, 14148990, 16507155, 19808586, 21223485, 25468182, 29712879, 33014310, 42446970, 49521465, 59425758, 63670455, 89138637, 99042930, 127340910, 148564395, 178277274, 297128790, 445693185, 891386370]

約数ペア:

[(1, 891386370), (2, 445693185), (3, 297128790), (5, 178277274), (6, 148564395), (7, 127340910), (9, 99042930), (10, 89138637), (14, 63670455), (15, 59425758), (18, 49521465), (21, 42446970), (27, 33014310), (30, 29712879), (35, 25468182), (42, 21223485), (45, 19808586), (54, 16507155), (63, 14148990), (70, 12734091), (81, 11004770), (90, 9904293), (105, 8489394), (126, 7074495), (135, 6602862), (162, 5502385), (189, 4716330), (210, 4244697), (270, 3301431), (315, 2829798), (378, 2358165), (405, 2200954), (567, 1572110), (630, 1414899), (810, 1100477), (945, 943266), (1134, 786055), (1890, 471633), (2835, 314422), (5670, 157211)]