228720000

素因数分解:

$2^7\times 3^1\times 5^4\times {\mathrm{953}}^1$

素因数の和:990

約数の個数: 160

約数和(自身を含む): 759975480

約数和(自身を除く): 531255480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 300, 320, 375, 384, 400, 480, 500, 600, 625, 640, 750, 800, 953, 960, 1000, 1200, 1250, 1500, 1600, 1875, 1906, 1920, 2000, 2400, 2500, 2859, 3000, 3200, 3750, 3812, 4000, 4765, 4800, 5000, 5718, 6000, 7500, 7624, 8000, 9530, 9600, 10000, 11436, 12000, 14295, 15000, 15248, 16000, 19060, 20000, 22872, 23825, 24000, 28590, 30000, 30496, 38120, 40000, 45744, 47650, 48000, 57180, 60000, 60992, 71475, 76240, 80000, 91488, 95300, 114360, 119125, 120000, 121984, 142950, 152480, 182976, 190600, 228720, 238250, 240000, 285900, 304960, 357375, 365952, 381200, 457440, 476500, 571800, 595625, 609920, 714750, 762400, 914880, 953000, 1143600, 1191250, 1429500, 1524800, 1786875, 1829760, 1906000, 2287200, 2382500, 2859000, 3049600, 3573750, 3812000, 4574400, 4765000, 5718000, 7147500, 7624000, 9148800, 9530000, 11436000, 14295000, 15248000, 19060000, 22872000, 28590000, 38120000, 45744000, 57180000, 76240000, 114360000, 228720000]

約数ペア:

[(1, 228720000), (2, 114360000), (3, 76240000), (4, 57180000), (5, 45744000), (6, 38120000), (8, 28590000), (10, 22872000), (12, 19060000), (15, 15248000), (16, 14295000), (20, 11436000), (24, 9530000), (25, 9148800), (30, 7624000), (32, 7147500), (40, 5718000), (48, 4765000), (50, 4574400), (60, 3812000), (64, 3573750), (75, 3049600), (80, 2859000), (96, 2382500), (100, 2287200), (120, 1906000), (125, 1829760), (128, 1786875), (150, 1524800), (160, 1429500), (192, 1191250), (200, 1143600), (240, 953000), (250, 914880), (300, 762400), (320, 714750), (375, 609920), (384, 595625), (400, 571800), (480, 476500), (500, 457440), (600, 381200), (625, 365952), (640, 357375), (750, 304960), (800, 285900), (953, 240000), (960, 238250), (1000, 228720), (1200, 190600), (1250, 182976), (1500, 152480), (1600, 142950), (1875, 121984), (1906, 120000), (1920, 119125), (2000, 114360), (2400, 95300), (2500, 91488), (2859, 80000), (3000, 76240), (3200, 71475), (3750, 60992), (3812, 60000), (4000, 57180), (4765, 48000), (4800, 47650), (5000, 45744), (5718, 40000), (6000, 38120), (7500, 30496), (7624, 30000), (8000, 28590), (9530, 24000), (9600, 23825), (10000, 22872), (11436, 20000), (12000, 19060), (14295, 16000), (15000, 15248)]