128129120

素因数分解:

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

素因数の和:365

約数の個数: 144

約数和(自身を含む): 359387280

約数和(自身を除く): 231258160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 59, 70, 80, 98, 112, 118, 140, 160, 196, 224, 236, 245, 277, 280, 295, 392, 413, 472, 490, 554, 560, 590, 784, 826, 944, 980, 1108, 1120, 1180, 1385, 1568, 1652, 1888, 1939, 1960, 2065, 2216, 2360, 2770, 2891, 3304, 3878, 3920, 4130, 4432, 4720, 5540, 5782, 6608, 7756, 7840, 8260, 8864, 9440, 9695, 11080, 11564, 13216, 13573, 14455, 15512, 16343, 16520, 19390, 22160, 23128, 27146, 28910, 31024, 32686, 33040, 38780, 44320, 46256, 54292, 57820, 62048, 65372, 66080, 67865, 77560, 81715, 92512, 108584, 114401, 115640, 130744, 135730, 155120, 163430, 217168, 228802, 231280, 261488, 271460, 310240, 326860, 434336, 457604, 462560, 522976, 542920, 572005, 653720, 800807, 915208, 1085840, 1144010, 1307440, 1601614, 1830416, 2171680, 2288020, 2614880, 3203228, 3660832, 4004035, 4576040, 6406456, 8008070, 9152080, 12812912, 16016140, 18304160, 25625824, 32032280, 64064560, 128129120]

約数ペア:

[(1, 128129120), (2, 64064560), (4, 32032280), (5, 25625824), (7, 18304160), (8, 16016140), (10, 12812912), (14, 9152080), (16, 8008070), (20, 6406456), (28, 4576040), (32, 4004035), (35, 3660832), (40, 3203228), (49, 2614880), (56, 2288020), (59, 2171680), (70, 1830416), (80, 1601614), (98, 1307440), (112, 1144010), (118, 1085840), (140, 915208), (160, 800807), (196, 653720), (224, 572005), (236, 542920), (245, 522976), (277, 462560), (280, 457604), (295, 434336), (392, 326860), (413, 310240), (472, 271460), (490, 261488), (554, 231280), (560, 228802), (590, 217168), (784, 163430), (826, 155120), (944, 135730), (980, 130744), (1108, 115640), (1120, 114401), (1180, 108584), (1385, 92512), (1568, 81715), (1652, 77560), (1888, 67865), (1939, 66080), (1960, 65372), (2065, 62048), (2216, 57820), (2360, 54292), (2770, 46256), (2891, 44320), (3304, 38780), (3878, 33040), (3920, 32686), (4130, 31024), (4432, 28910), (4720, 27146), (5540, 23128), (5782, 22160), (6608, 19390), (7756, 16520), (7840, 16343), (8260, 15512), (8864, 14455), (9440, 13573), (9695, 13216), (11080, 11564)]