178517920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8389}}^1$

素因数の和:8430

約数の個数: 96

約数和(自身を含む): 507427200

約数和(自身を除く): 328909280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 1064, 1120, 1330, 1520, 2128, 2660, 3040, 4256, 5320, 8389, 10640, 16778, 21280, 33556, 41945, 58723, 67112, 83890, 117446, 134224, 159391, 167780, 234892, 268448, 293615, 318782, 335560, 469784, 587230, 637564, 671120, 796955, 939568, 1115737, 1174460, 1275128, 1342240, 1593910, 1879136, 2231474, 2348920, 2550256, 3187820, 4462948, 4697840, 5100512, 5578685, 6375640, 8925896, 9395680, 11157370, 12751280, 17851792, 22314740, 25502560, 35703584, 44629480, 89258960, 178517920]

約数ペア:

[(1, 178517920), (2, 89258960), (4, 44629480), (5, 35703584), (7, 25502560), (8, 22314740), (10, 17851792), (14, 12751280), (16, 11157370), (19, 9395680), (20, 8925896), (28, 6375640), (32, 5578685), (35, 5100512), (38, 4697840), (40, 4462948), (56, 3187820), (70, 2550256), (76, 2348920), (80, 2231474), (95, 1879136), (112, 1593910), (133, 1342240), (140, 1275128), (152, 1174460), (160, 1115737), (190, 939568), (224, 796955), (266, 671120), (280, 637564), (304, 587230), (380, 469784), (532, 335560), (560, 318782), (608, 293615), (665, 268448), (760, 234892), (1064, 167780), (1120, 159391), (1330, 134224), (1520, 117446), (2128, 83890), (2660, 67112), (3040, 58723), (4256, 41945), (5320, 33556), (8389, 21280), (10640, 16778)]