249968000

素因数分解:

$2^7\times 5^3\times {\mathrm{17}}^1\times {\mathrm{919}}^1$

素因数の和:965

約数の個数: 128

約数和(自身を含む): 658756800

約数和(自身を除く): 408788800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 125, 128, 136, 160, 170, 200, 250, 272, 320, 340, 400, 425, 500, 544, 640, 680, 800, 850, 919, 1000, 1088, 1360, 1600, 1700, 1838, 2000, 2125, 2176, 2720, 3200, 3400, 3676, 4000, 4250, 4595, 5440, 6800, 7352, 8000, 8500, 9190, 10880, 13600, 14704, 15623, 16000, 17000, 18380, 22975, 27200, 29408, 31246, 34000, 36760, 45950, 54400, 58816, 62492, 68000, 73520, 78115, 91900, 114875, 117632, 124984, 136000, 147040, 156230, 183800, 229750, 249968, 272000, 294080, 312460, 367600, 390575, 459500, 499936, 588160, 624920, 735200, 781150, 919000, 999872, 1249840, 1470400, 1562300, 1838000, 1952875, 1999744, 2499680, 2940800, 3124600, 3676000, 3905750, 4999360, 6249200, 7352000, 7811500, 9998720, 12498400, 14704000, 15623000, 24996800, 31246000, 49993600, 62492000, 124984000, 249968000]

約数ペア:

[(1, 249968000), (2, 124984000), (4, 62492000), (5, 49993600), (8, 31246000), (10, 24996800), (16, 15623000), (17, 14704000), (20, 12498400), (25, 9998720), (32, 7811500), (34, 7352000), (40, 6249200), (50, 4999360), (64, 3905750), (68, 3676000), (80, 3124600), (85, 2940800), (100, 2499680), (125, 1999744), (128, 1952875), (136, 1838000), (160, 1562300), (170, 1470400), (200, 1249840), (250, 999872), (272, 919000), (320, 781150), (340, 735200), (400, 624920), (425, 588160), (500, 499936), (544, 459500), (640, 390575), (680, 367600), (800, 312460), (850, 294080), (919, 272000), (1000, 249968), (1088, 229750), (1360, 183800), (1600, 156230), (1700, 147040), (1838, 136000), (2000, 124984), (2125, 117632), (2176, 114875), (2720, 91900), (3200, 78115), (3400, 73520), (3676, 68000), (4000, 62492), (4250, 58816), (4595, 54400), (5440, 45950), (6800, 36760), (7352, 34000), (8000, 31246), (8500, 29408), (9190, 27200), (10880, 22975), (13600, 18380), (14704, 17000), (15623, 16000)]