67216800

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{4001}}^1$

素因数の和:4031

約数の個数: 144

約数和(自身を含む): 250108992

約数和(自身を除く): 182892192

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, 70, 75, 80, 84, 96, 100, 105, 112, 120, 140, 150, 160, 168, 175, 200, 210, 224, 240, 280, 300, 336, 350, 400, 420, 480, 525, 560, 600, 672, 700, 800, 840, 1050, 1120, 1200, 1400, 1680, 2100, 2400, 2800, 3360, 4001, 4200, 5600, 8002, 8400, 12003, 16004, 16800, 20005, 24006, 28007, 32008, 40010, 48012, 56014, 60015, 64016, 80020, 84021, 96024, 100025, 112028, 120030, 128032, 140035, 160040, 168042, 192048, 200050, 224056, 240060, 280070, 300075, 320080, 336084, 384096, 400100, 420105, 448112, 480120, 560140, 600150, 640160, 672168, 700175, 800200, 840210, 896224, 960240, 1120280, 1200300, 1344336, 1400350, 1600400, 1680420, 1920480, 2100525, 2240560, 2400600, 2688672, 2800700, 3200800, 3360840, 4201050, 4481120, 4801200, 5601400, 6721680, 8402100, 9602400, 11202800, 13443360, 16804200, 22405600, 33608400, 67216800]

約数ペア:

[(1, 67216800), (2, 33608400), (3, 22405600), (4, 16804200), (5, 13443360), (6, 11202800), (7, 9602400), (8, 8402100), (10, 6721680), (12, 5601400), (14, 4801200), (15, 4481120), (16, 4201050), (20, 3360840), (21, 3200800), (24, 2800700), (25, 2688672), (28, 2400600), (30, 2240560), (32, 2100525), (35, 1920480), (40, 1680420), (42, 1600400), (48, 1400350), (50, 1344336), (56, 1200300), (60, 1120280), (70, 960240), (75, 896224), (80, 840210), (84, 800200), (96, 700175), (100, 672168), (105, 640160), (112, 600150), (120, 560140), (140, 480120), (150, 448112), (160, 420105), (168, 400100), (175, 384096), (200, 336084), (210, 320080), (224, 300075), (240, 280070), (280, 240060), (300, 224056), (336, 200050), (350, 192048), (400, 168042), (420, 160040), (480, 140035), (525, 128032), (560, 120030), (600, 112028), (672, 100025), (700, 96024), (800, 84021), (840, 80020), (1050, 64016), (1120, 60015), (1200, 56014), (1400, 48012), (1680, 40010), (2100, 32008), (2400, 28007), (2800, 24006), (3360, 20005), (4001, 16800), (4200, 16004), (5600, 12003), (8002, 8400)]