320208000

素因数分解:

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

素因数の和:992

約数の個数: 256

約数和(自身を含む): 1214403840

約数和(自身を除く): 894195840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 125, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 250, 280, 300, 320, 336, 350, 375, 384, 400, 420, 448, 480, 500, 525, 560, 600, 640, 672, 700, 750, 800, 840, 875, 896, 953, 960, 1000, 1050, 1120, 1200, 1344, 1400, 1500, 1600, 1680, 1750, 1906, 1920, 2000, 2100, 2240, 2400, 2625, 2688, 2800, 2859, 3000, 3200, 3360, 3500, 3812, 4000, 4200, 4480, 4765, 4800, 5250, 5600, 5718, 6000, 6671, 6720, 7000, 7624, 8000, 8400, 9530, 9600, 10500, 11200, 11436, 12000, 13342, 13440, 14000, 14295, 15248, 16000, 16800, 19060, 20013, 21000, 22400, 22872, 23825, 24000, 26684, 28000, 28590, 30496, 33355, 33600, 38120, 40026, 42000, 45744, 47650, 48000, 53368, 56000, 57180, 60992, 66710, 67200, 71475, 76240, 80052, 84000, 91488, 95300, 100065, 106736, 112000, 114360, 119125, 121984, 133420, 142950, 152480, 160104, 166775, 168000, 182976, 190600, 200130, 213472, 228720, 238250, 266840, 285900, 304960, 320208, 333550, 336000, 357375, 365952, 381200, 400260, 426944, 457440, 476500, 500325, 533680, 571800, 609920, 640416, 667100, 714750, 762400, 800520, 833875, 853888, 914880, 953000, 1000650, 1067360, 1143600, 1280832, 1334200, 1429500, 1524800, 1601040, 1667750, 1829760, 1906000, 2001300, 2134720, 2287200, 2501625, 2561664, 2668400, 2859000, 3049600, 3202080, 3335500, 3812000, 4002600, 4269440, 4574400, 5003250, 5336800, 5718000, 6404160, 6671000, 7624000, 8005200, 9148800, 10006500, 10673600, 11436000, 12808320, 13342000, 15248000, 16010400, 20013000, 21347200, 22872000, 26684000, 32020800, 40026000, 45744000, 53368000, 64041600, 80052000, 106736000, 160104000, 320208000]

約数ペア:

[(1, 320208000), (2, 160104000), (3, 106736000), (4, 80052000), (5, 64041600), (6, 53368000), (7, 45744000), (8, 40026000), (10, 32020800), (12, 26684000), (14, 22872000), (15, 21347200), (16, 20013000), (20, 16010400), (21, 15248000), (24, 13342000), (25, 12808320), (28, 11436000), (30, 10673600), (32, 10006500), (35, 9148800), (40, 8005200), (42, 7624000), (48, 6671000), (50, 6404160), (56, 5718000), (60, 5336800), (64, 5003250), (70, 4574400), (75, 4269440), (80, 4002600), (84, 3812000), (96, 3335500), (100, 3202080), (105, 3049600), (112, 2859000), (120, 2668400), (125, 2561664), (128, 2501625), (140, 2287200), (150, 2134720), (160, 2001300), (168, 1906000), (175, 1829760), (192, 1667750), (200, 1601040), (210, 1524800), (224, 1429500), (240, 1334200), (250, 1280832), (280, 1143600), (300, 1067360), (320, 1000650), (336, 953000), (350, 914880), (375, 853888), (384, 833875), (400, 800520), (420, 762400), (448, 714750), (480, 667100), (500, 640416), (525, 609920), (560, 571800), (600, 533680), (640, 500325), (672, 476500), (700, 457440), (750, 426944), (800, 400260), (840, 381200), (875, 365952), (896, 357375), (953, 336000), (960, 333550), (1000, 320208), (1050, 304960), (1120, 285900), (1200, 266840), (1344, 238250), (1400, 228720), (1500, 213472), (1600, 200130), (1680, 190600), (1750, 182976), (1906, 168000), (1920, 166775), (2000, 160104), (2100, 152480), (2240, 142950), (2400, 133420), (2625, 121984), (2688, 119125), (2800, 114360), (2859, 112000), (3000, 106736), (3200, 100065), (3360, 95300), (3500, 91488), (3812, 84000), (4000, 80052), (4200, 76240), (4480, 71475), (4765, 67200), (4800, 66710), (5250, 60992), (5600, 57180), (5718, 56000), (6000, 53368), (6671, 48000), (6720, 47650), (7000, 45744), (7624, 42000), (8000, 40026), (8400, 38120), (9530, 33600), (9600, 33355), (10500, 30496), (11200, 28590), (11436, 28000), (12000, 26684), (13342, 24000), (13440, 23825), (14000, 22872), (14295, 22400), (15248, 21000), (16000, 20013), (16800, 19060)]