240640323

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 417743424

約数和(自身を除く): 177103101

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 83, 121, 147, 163, 231, 249, 363, 489, 539, 581, 847, 913, 1141, 1617, 1743, 1793, 2541, 2739, 3423, 4067, 5379, 5929, 6391, 7987, 10043, 12201, 12551, 13529, 17787, 19173, 19723, 23961, 30129, 37653, 40587, 44737, 59169, 70301, 87857, 94703, 134211, 138061, 148819, 210903, 263571, 284109, 414183, 446457, 492107, 662921, 966427, 1041733, 1476321, 1637009, 1988763, 2899281, 3125199, 4911027, 7292131, 11459063, 21876393, 34377189, 80213441, 240640323]

約数ペア:

[(1, 240640323), (3, 80213441), (7, 34377189), (11, 21876393), (21, 11459063), (33, 7292131), (49, 4911027), (77, 3125199), (83, 2899281), (121, 1988763), (147, 1637009), (163, 1476321), (231, 1041733), (249, 966427), (363, 662921), (489, 492107), (539, 446457), (581, 414183), (847, 284109), (913, 263571), (1141, 210903), (1617, 148819), (1743, 138061), (1793, 134211), (2541, 94703), (2739, 87857), (3423, 70301), (4067, 59169), (5379, 44737), (5929, 40587), (6391, 37653), (7987, 30129), (10043, 23961), (12201, 19723), (12551, 19173), (13529, 17787)]