207780735

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 359562240

約数和(自身を除く): 151781505

約数列:

[1, 3, 5, 15, 23, 67, 69, 89, 101, 115, 201, 267, 303, 335, 345, 445, 505, 1005, 1335, 1515, 1541, 2047, 2323, 4623, 5963, 6141, 6767, 6969, 7705, 8989, 10235, 11615, 17889, 20301, 23115, 26967, 29815, 30705, 33835, 34845, 44945, 89445, 101505, 134835, 137149, 155641, 206747, 411447, 466923, 602263, 620241, 685745, 778205, 1033735, 1806789, 2057235, 2334615, 3011315, 3101205, 9033945, 13852049, 41556147, 69260245, 207780735]

約数ペア:

[(1, 207780735), (3, 69260245), (5, 41556147), (15, 13852049), (23, 9033945), (67, 3101205), (69, 3011315), (89, 2334615), (101, 2057235), (115, 1806789), (201, 1033735), (267, 778205), (303, 685745), (335, 620241), (345, 602263), (445, 466923), (505, 411447), (1005, 206747), (1335, 155641), (1515, 137149), (1541, 134835), (2047, 101505), (2323, 89445), (4623, 44945), (5963, 34845), (6141, 33835), (6767, 30705), (6969, 29815), (7705, 26967), (8989, 23115), (10235, 20301), (11615, 17889)]