73216640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{277}}^1$

素因数の和:362

約数の個数: 128

約数和(自身を含む): 204163200

約数和(自身を除く): 130946560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 59, 64, 70, 80, 112, 118, 128, 140, 160, 224, 236, 277, 280, 295, 320, 413, 448, 472, 554, 560, 590, 640, 826, 896, 944, 1108, 1120, 1180, 1385, 1652, 1888, 1939, 2065, 2216, 2240, 2360, 2770, 3304, 3776, 3878, 4130, 4432, 4480, 4720, 5540, 6608, 7552, 7756, 8260, 8864, 9440, 9695, 11080, 13216, 15512, 16343, 16520, 17728, 18880, 19390, 22160, 26432, 31024, 32686, 33040, 35456, 37760, 38780, 44320, 52864, 62048, 65372, 66080, 77560, 81715, 88640, 114401, 124096, 130744, 132160, 155120, 163430, 177280, 228802, 248192, 261488, 264320, 310240, 326860, 457604, 522976, 572005, 620480, 653720, 915208, 1045952, 1144010, 1240960, 1307440, 1830416, 2091904, 2288020, 2614880, 3660832, 4576040, 5229760, 7321664, 9152080, 10459520, 14643328, 18304160, 36608320, 73216640]

約数ペア:

[(1, 73216640), (2, 36608320), (4, 18304160), (5, 14643328), (7, 10459520), (8, 9152080), (10, 7321664), (14, 5229760), (16, 4576040), (20, 3660832), (28, 2614880), (32, 2288020), (35, 2091904), (40, 1830416), (56, 1307440), (59, 1240960), (64, 1144010), (70, 1045952), (80, 915208), (112, 653720), (118, 620480), (128, 572005), (140, 522976), (160, 457604), (224, 326860), (236, 310240), (277, 264320), (280, 261488), (295, 248192), (320, 228802), (413, 177280), (448, 163430), (472, 155120), (554, 132160), (560, 130744), (590, 124096), (640, 114401), (826, 88640), (896, 81715), (944, 77560), (1108, 66080), (1120, 65372), (1180, 62048), (1385, 52864), (1652, 44320), (1888, 38780), (1939, 37760), (2065, 35456), (2216, 33040), (2240, 32686), (2360, 31024), (2770, 26432), (3304, 22160), (3776, 19390), (3878, 18880), (4130, 17728), (4432, 16520), (4480, 16343), (4720, 15512), (5540, 13216), (6608, 11080), (7552, 9695), (7756, 9440), (8260, 8864)]