208025600

素因数分解:

$2^{11}\times 5^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 548402400

約数和(自身を除く): 340376800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 160, 170, 200, 239, 256, 272, 320, 340, 400, 425, 478, 512, 544, 640, 680, 800, 850, 956, 1024, 1088, 1195, 1280, 1360, 1600, 1700, 1912, 2048, 2176, 2390, 2560, 2720, 3200, 3400, 3824, 4063, 4352, 4780, 5120, 5440, 5975, 6400, 6800, 7648, 8126, 8704, 9560, 10240, 10880, 11950, 12800, 13600, 15296, 16252, 17408, 19120, 20315, 21760, 23900, 25600, 27200, 30592, 32504, 34816, 38240, 40630, 43520, 47800, 51200, 54400, 61184, 65008, 76480, 81260, 87040, 95600, 101575, 108800, 122368, 130016, 152960, 162520, 174080, 191200, 203150, 217600, 244736, 260032, 305920, 325040, 382400, 406300, 435200, 489472, 520064, 611840, 650080, 764800, 812600, 870400, 1040128, 1223680, 1300160, 1529600, 1625200, 2080256, 2447360, 2600320, 3059200, 3250400, 4160512, 5200640, 6118400, 6500800, 8321024, 10401280, 12236800, 13001600, 20802560, 26003200, 41605120, 52006400, 104012800, 208025600]

約数ペア:

[(1, 208025600), (2, 104012800), (4, 52006400), (5, 41605120), (8, 26003200), (10, 20802560), (16, 13001600), (17, 12236800), (20, 10401280), (25, 8321024), (32, 6500800), (34, 6118400), (40, 5200640), (50, 4160512), (64, 3250400), (68, 3059200), (80, 2600320), (85, 2447360), (100, 2080256), (128, 1625200), (136, 1529600), (160, 1300160), (170, 1223680), (200, 1040128), (239, 870400), (256, 812600), (272, 764800), (320, 650080), (340, 611840), (400, 520064), (425, 489472), (478, 435200), (512, 406300), (544, 382400), (640, 325040), (680, 305920), (800, 260032), (850, 244736), (956, 217600), (1024, 203150), (1088, 191200), (1195, 174080), (1280, 162520), (1360, 152960), (1600, 130016), (1700, 122368), (1912, 108800), (2048, 101575), (2176, 95600), (2390, 87040), (2560, 81260), (2720, 76480), (3200, 65008), (3400, 61184), (3824, 54400), (4063, 51200), (4352, 47800), (4780, 43520), (5120, 40630), (5440, 38240), (5975, 34816), (6400, 32504), (6800, 30592), (7648, 27200), (8126, 25600), (8704, 23900), (9560, 21760), (10240, 20315), (10880, 19120), (11950, 17408), (12800, 16252), (13600, 15296)]