17820160120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{6217}}^1$

素因数の和:6617

約数の個数: 128

約数和(自身を含む): 47545315200

約数和(自身を除く): 29725155080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 353, 406, 580, 706, 812, 1015, 1160, 1412, 1624, 1765, 2030, 2471, 2824, 3530, 4060, 4942, 6217, 7060, 8120, 9884, 10237, 12355, 12434, 14120, 19768, 20474, 24710, 24868, 31085, 40948, 43519, 49420, 49736, 51185, 62170, 71659, 81896, 87038, 98840, 102370, 124340, 143318, 174076, 180293, 204740, 217595, 248680, 286636, 348152, 358295, 360586, 409480, 435190, 573272, 716590, 721172, 870380, 901465, 1262051, 1433180, 1442344, 1740760, 1802930, 2194601, 2524102, 2866360, 3605860, 4389202, 5048204, 6310255, 7211720, 8778404, 10096408, 10973005, 12620510, 15362207, 17556808, 21946010, 25241020, 30724414, 43892020, 50482040, 61448828, 63643429, 76811035, 87784040, 122897656, 127286858, 153622070, 254573716, 307244140, 318217145, 445504003, 509147432, 614488280, 636434290, 891008006, 1272868580, 1782016012, 2227520015, 2545737160, 3564032024, 4455040030, 8910080060, 17820160120]

約数ペア:

[(1, 17820160120), (2, 8910080060), (4, 4455040030), (5, 3564032024), (7, 2545737160), (8, 2227520015), (10, 1782016012), (14, 1272868580), (20, 891008006), (28, 636434290), (29, 614488280), (35, 509147432), (40, 445504003), (56, 318217145), (58, 307244140), (70, 254573716), (116, 153622070), (140, 127286858), (145, 122897656), (203, 87784040), (232, 76811035), (280, 63643429), (290, 61448828), (353, 50482040), (406, 43892020), (580, 30724414), (706, 25241020), (812, 21946010), (1015, 17556808), (1160, 15362207), (1412, 12620510), (1624, 10973005), (1765, 10096408), (2030, 8778404), (2471, 7211720), (2824, 6310255), (3530, 5048204), (4060, 4389202), (4942, 3605860), (6217, 2866360), (7060, 2524102), (8120, 2194601), (9884, 1802930), (10237, 1740760), (12355, 1442344), (12434, 1433180), (14120, 1262051), (19768, 901465), (20474, 870380), (24710, 721172), (24868, 716590), (31085, 573272), (40948, 435190), (43519, 409480), (49420, 360586), (49736, 358295), (51185, 348152), (62170, 286636), (71659, 248680), (81896, 217595), (87038, 204740), (98840, 180293), (102370, 174076), (124340, 143318)]