123945000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{8263}}^1$

素因数の和:8292

約数の個数: 80

約数和(自身を含む): 387251040

約数和(自身を除く): 263306040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 625, 750, 1000, 1250, 1500, 1875, 2500, 3000, 3750, 5000, 7500, 8263, 15000, 16526, 24789, 33052, 41315, 49578, 66104, 82630, 99156, 123945, 165260, 198312, 206575, 247890, 330520, 413150, 495780, 619725, 826300, 991560, 1032875, 1239450, 1652600, 2065750, 2478900, 3098625, 4131500, 4957800, 5164375, 6197250, 8263000, 10328750, 12394500, 15493125, 20657500, 24789000, 30986250, 41315000, 61972500, 123945000]

約数ペア:

[(1, 123945000), (2, 61972500), (3, 41315000), (4, 30986250), (5, 24789000), (6, 20657500), (8, 15493125), (10, 12394500), (12, 10328750), (15, 8263000), (20, 6197250), (24, 5164375), (25, 4957800), (30, 4131500), (40, 3098625), (50, 2478900), (60, 2065750), (75, 1652600), (100, 1239450), (120, 1032875), (125, 991560), (150, 826300), (200, 619725), (250, 495780), (300, 413150), (375, 330520), (500, 247890), (600, 206575), (625, 198312), (750, 165260), (1000, 123945), (1250, 99156), (1500, 82630), (1875, 66104), (2500, 49578), (3000, 41315), (3750, 33052), (5000, 24789), (7500, 16526), (8263, 15000)]