299249920

素因数分解:

$2^8\times 5^1\times {\mathrm{389}}^1\times {\mathrm{601}}^1$

素因数の和:1011

約数の個数: 72

約数和(自身を含む): 719835480

約数和(自身を除く): 420585560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 389, 601, 640, 778, 1202, 1280, 1556, 1945, 2404, 3005, 3112, 3890, 4808, 6010, 6224, 7780, 9616, 12020, 12448, 15560, 19232, 24040, 24896, 31120, 38464, 48080, 49792, 62240, 76928, 96160, 99584, 124480, 153856, 192320, 233789, 248960, 384640, 467578, 497920, 769280, 935156, 1168945, 1870312, 2337890, 3740624, 4675780, 7481248, 9351560, 14962496, 18703120, 29924992, 37406240, 59849984, 74812480, 149624960, 299249920]

約数ペア:

[(1, 299249920), (2, 149624960), (4, 74812480), (5, 59849984), (8, 37406240), (10, 29924992), (16, 18703120), (20, 14962496), (32, 9351560), (40, 7481248), (64, 4675780), (80, 3740624), (128, 2337890), (160, 1870312), (256, 1168945), (320, 935156), (389, 769280), (601, 497920), (640, 467578), (778, 384640), (1202, 248960), (1280, 233789), (1556, 192320), (1945, 153856), (2404, 124480), (3005, 99584), (3112, 96160), (3890, 76928), (4808, 62240), (6010, 49792), (6224, 48080), (7780, 38464), (9616, 31120), (12020, 24896), (12448, 24040), (15560, 19232)]