21334875520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{44507}}^1$

素因数の和:44640

約数の個数: 128

約数和(自身を含む): 58836015360

約数和(自身を除く): 37501139840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 107, 112, 128, 140, 160, 214, 224, 280, 320, 428, 448, 535, 560, 640, 749, 856, 896, 1070, 1120, 1498, 1712, 2140, 2240, 2996, 3424, 3745, 4280, 4480, 5992, 6848, 7490, 8560, 11984, 13696, 14980, 17120, 23968, 29960, 34240, 44507, 47936, 59920, 68480, 89014, 95872, 119840, 178028, 222535, 239680, 311549, 356056, 445070, 479360, 623098, 712112, 890140, 1246196, 1424224, 1557745, 1780280, 2492392, 2848448, 3115490, 3560560, 4762249, 4984784, 5696896, 6230980, 7121120, 9524498, 9969568, 12461960, 14242240, 19048996, 19939136, 23811245, 24923920, 28484480, 33335743, 38097992, 39878272, 47622490, 49847840, 66671486, 76195984, 95244980, 99695680, 133342972, 152391968, 166678715, 190489960, 199391360, 266685944, 304783936, 333357430, 380979920, 533371888, 609567872, 666714860, 761959840, 1066743776, 1333429720, 1523919680, 2133487552, 2666859440, 3047839360, 4266975104, 5333718880, 10667437760, 21334875520]

約数ペア:

[(1, 21334875520), (2, 10667437760), (4, 5333718880), (5, 4266975104), (7, 3047839360), (8, 2666859440), (10, 2133487552), (14, 1523919680), (16, 1333429720), (20, 1066743776), (28, 761959840), (32, 666714860), (35, 609567872), (40, 533371888), (56, 380979920), (64, 333357430), (70, 304783936), (80, 266685944), (107, 199391360), (112, 190489960), (128, 166678715), (140, 152391968), (160, 133342972), (214, 99695680), (224, 95244980), (280, 76195984), (320, 66671486), (428, 49847840), (448, 47622490), (535, 39878272), (560, 38097992), (640, 33335743), (749, 28484480), (856, 24923920), (896, 23811245), (1070, 19939136), (1120, 19048996), (1498, 14242240), (1712, 12461960), (2140, 9969568), (2240, 9524498), (2996, 7121120), (3424, 6230980), (3745, 5696896), (4280, 4984784), (4480, 4762249), (5992, 3560560), (6848, 3115490), (7490, 2848448), (8560, 2492392), (11984, 1780280), (13696, 1557745), (14980, 1424224), (17120, 1246196), (23968, 890140), (29960, 712112), (34240, 623098), (44507, 479360), (47936, 445070), (59920, 356056), (68480, 311549), (89014, 239680), (95872, 222535), (119840, 178028)]