210897900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{234331}}^1$

素因数の和:234351

約数の個数: 54

約数和(自身を含む): 661050572

約数和(自身を除く): 450152672

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 234331, 468662, 702993, 937324, 1171655, 1405986, 2108979, 2343310, 2811972, 3514965, 4217958, 4686620, 5858275, 7029930, 8435916, 10544895, 11716550, 14059860, 17574825, 21089790, 23433100, 35149650, 42179580, 52724475, 70299300, 105448950, 210897900]

約数ペア:

[(1, 210897900), (2, 105448950), (3, 70299300), (4, 52724475), (5, 42179580), (6, 35149650), (9, 23433100), (10, 21089790), (12, 17574825), (15, 14059860), (18, 11716550), (20, 10544895), (25, 8435916), (30, 7029930), (36, 5858275), (45, 4686620), (50, 4217958), (60, 3514965), (75, 2811972), (90, 2343310), (100, 2108979), (150, 1405986), (180, 1171655), (225, 937324), (300, 702993), (450, 468662), (900, 234331)]