157263750

素因数分解:

$2^1\times 3^2\times 5^4\times 7^1\times {\mathrm{1997}}^1$

素因数の和:2032

約数の個数: 120

約数和(自身を含む): 486856656

約数和(自身を除く): 329592906

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 125, 126, 150, 175, 210, 225, 250, 315, 350, 375, 450, 525, 625, 630, 750, 875, 1050, 1125, 1250, 1575, 1750, 1875, 1997, 2250, 2625, 3150, 3750, 3994, 4375, 5250, 5625, 5991, 7875, 8750, 9985, 11250, 11982, 13125, 13979, 15750, 17973, 19970, 26250, 27958, 29955, 35946, 39375, 41937, 49925, 59910, 69895, 78750, 83874, 89865, 99850, 125811, 139790, 149775, 179730, 209685, 249625, 251622, 299550, 349475, 419370, 449325, 499250, 629055, 698950, 748875, 898650, 1048425, 1248125, 1258110, 1497750, 1747375, 2096850, 2246625, 2496250, 3145275, 3494750, 3744375, 4493250, 5242125, 6290550, 7488750, 8736875, 10484250, 11233125, 15726375, 17473750, 22466250, 26210625, 31452750, 52421250, 78631875, 157263750]

約数ペア:

[(1, 157263750), (2, 78631875), (3, 52421250), (5, 31452750), (6, 26210625), (7, 22466250), (9, 17473750), (10, 15726375), (14, 11233125), (15, 10484250), (18, 8736875), (21, 7488750), (25, 6290550), (30, 5242125), (35, 4493250), (42, 3744375), (45, 3494750), (50, 3145275), (63, 2496250), (70, 2246625), (75, 2096850), (90, 1747375), (105, 1497750), (125, 1258110), (126, 1248125), (150, 1048425), (175, 898650), (210, 748875), (225, 698950), (250, 629055), (315, 499250), (350, 449325), (375, 419370), (450, 349475), (525, 299550), (625, 251622), (630, 249625), (750, 209685), (875, 179730), (1050, 149775), (1125, 139790), (1250, 125811), (1575, 99850), (1750, 89865), (1875, 83874), (1997, 78750), (2250, 69895), (2625, 59910), (3150, 49925), (3750, 41937), (3994, 39375), (4375, 35946), (5250, 29955), (5625, 27958), (5991, 26250), (7875, 19970), (8750, 17973), (9985, 15750), (11250, 13979), (11982, 13125)]