222637500

素因数分解:

$2^2\times 3^2\times 5^5\times {\mathrm{1979}}^1$

素因数の和:2014

約数の個数: 108

約数和(自身を含む): 703783080

約数和(自身を除く): 481145580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 750, 900, 1125, 1250, 1500, 1875, 1979, 2250, 2500, 3125, 3750, 3958, 4500, 5625, 5937, 6250, 7500, 7916, 9375, 9895, 11250, 11874, 12500, 17811, 18750, 19790, 22500, 23748, 28125, 29685, 35622, 37500, 39580, 49475, 56250, 59370, 71244, 89055, 98950, 112500, 118740, 148425, 178110, 197900, 247375, 296850, 356220, 445275, 494750, 593700, 742125, 890550, 989500, 1236875, 1484250, 1781100, 2226375, 2473750, 2968500, 3710625, 4452750, 4947500, 6184375, 7421250, 8905500, 11131875, 12368750, 14842500, 18553125, 22263750, 24737500, 37106250, 44527500, 55659375, 74212500, 111318750, 222637500]

約数ペア:

[(1, 222637500), (2, 111318750), (3, 74212500), (4, 55659375), (5, 44527500), (6, 37106250), (9, 24737500), (10, 22263750), (12, 18553125), (15, 14842500), (18, 12368750), (20, 11131875), (25, 8905500), (30, 7421250), (36, 6184375), (45, 4947500), (50, 4452750), (60, 3710625), (75, 2968500), (90, 2473750), (100, 2226375), (125, 1781100), (150, 1484250), (180, 1236875), (225, 989500), (250, 890550), (300, 742125), (375, 593700), (450, 494750), (500, 445275), (625, 356220), (750, 296850), (900, 247375), (1125, 197900), (1250, 178110), (1500, 148425), (1875, 118740), (1979, 112500), (2250, 98950), (2500, 89055), (3125, 71244), (3750, 59370), (3958, 56250), (4500, 49475), (5625, 39580), (5937, 37500), (6250, 35622), (7500, 29685), (7916, 28125), (9375, 23748), (9895, 22500), (11250, 19790), (11874, 18750), (12500, 17811)]