428776650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{22159}}^1$

素因数の和:22220

約数の個数: 72

約数和(自身を含む): 1178823360

約数和(自身を除く): 750046710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 43, 45, 50, 75, 86, 90, 129, 150, 215, 225, 258, 387, 430, 450, 645, 774, 1075, 1290, 1935, 2150, 3225, 3870, 6450, 9675, 19350, 22159, 44318, 66477, 110795, 132954, 199431, 221590, 332385, 398862, 553975, 664770, 952837, 997155, 1107950, 1661925, 1905674, 1994310, 2858511, 3323850, 4764185, 4985775, 5717022, 8575533, 9528370, 9971550, 14292555, 17151066, 23820925, 28585110, 42877665, 47641850, 71462775, 85755330, 142925550, 214388325, 428776650]

約数ペア:

[(1, 428776650), (2, 214388325), (3, 142925550), (5, 85755330), (6, 71462775), (9, 47641850), (10, 42877665), (15, 28585110), (18, 23820925), (25, 17151066), (30, 14292555), (43, 9971550), (45, 9528370), (50, 8575533), (75, 5717022), (86, 4985775), (90, 4764185), (129, 3323850), (150, 2858511), (215, 1994310), (225, 1905674), (258, 1661925), (387, 1107950), (430, 997155), (450, 952837), (645, 664770), (774, 553975), (1075, 398862), (1290, 332385), (1935, 221590), (2150, 199431), (3225, 132954), (3870, 110795), (6450, 66477), (9675, 44318), (19350, 22159)]