628538960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{641}}^1$

素因数の和:781

約数の個数: 160

約数和(自身を含む): 1788314112

約数和(自身を除く): 1159775152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 103, 112, 119, 136, 140, 170, 206, 238, 272, 280, 340, 412, 476, 515, 560, 595, 641, 680, 721, 824, 952, 1030, 1190, 1282, 1360, 1442, 1648, 1751, 1904, 2060, 2380, 2564, 2884, 3205, 3502, 3605, 4120, 4487, 4760, 5128, 5768, 6410, 7004, 7210, 8240, 8755, 8974, 9520, 10256, 10897, 11536, 12257, 12820, 14008, 14420, 17510, 17948, 21794, 22435, 24514, 25640, 28016, 28840, 35020, 35896, 43588, 44870, 49028, 51280, 54485, 57680, 61285, 66023, 70040, 71792, 76279, 87176, 89740, 98056, 108970, 122570, 132046, 140080, 152558, 174352, 179480, 196112, 217940, 245140, 264092, 305116, 330115, 358960, 381395, 435880, 462161, 490280, 528184, 610232, 660230, 762790, 871760, 924322, 980560, 1056368, 1122391, 1220464, 1320460, 1525580, 1848644, 2244782, 2310805, 2640920, 3051160, 3697288, 4489564, 4621610, 5281840, 5611955, 6102320, 7394576, 7856737, 8979128, 9243220, 11223910, 15713474, 17958256, 18486440, 22447820, 31426948, 36972880, 39283685, 44895640, 62853896, 78567370, 89791280, 125707792, 157134740, 314269480, 628538960]

約数ペア:

[(1, 628538960), (2, 314269480), (4, 157134740), (5, 125707792), (7, 89791280), (8, 78567370), (10, 62853896), (14, 44895640), (16, 39283685), (17, 36972880), (20, 31426948), (28, 22447820), (34, 18486440), (35, 17958256), (40, 15713474), (56, 11223910), (68, 9243220), (70, 8979128), (80, 7856737), (85, 7394576), (103, 6102320), (112, 5611955), (119, 5281840), (136, 4621610), (140, 4489564), (170, 3697288), (206, 3051160), (238, 2640920), (272, 2310805), (280, 2244782), (340, 1848644), (412, 1525580), (476, 1320460), (515, 1220464), (560, 1122391), (595, 1056368), (641, 980560), (680, 924322), (721, 871760), (824, 762790), (952, 660230), (1030, 610232), (1190, 528184), (1282, 490280), (1360, 462161), (1442, 435880), (1648, 381395), (1751, 358960), (1904, 330115), (2060, 305116), (2380, 264092), (2564, 245140), (2884, 217940), (3205, 196112), (3502, 179480), (3605, 174352), (4120, 152558), (4487, 140080), (4760, 132046), (5128, 122570), (5768, 108970), (6410, 98056), (7004, 89740), (7210, 87176), (8240, 76279), (8755, 71792), (8974, 70040), (9520, 66023), (10256, 61285), (10897, 57680), (11536, 54485), (12257, 51280), (12820, 49028), (14008, 44870), (14420, 43588), (17510, 35896), (17948, 35020), (21794, 28840), (22435, 28016), (24514, 25640)]