71745520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1$

素因数の和:663

約数の個数: 160

約数和(自身を含む): 219271680

約数和(自身を除く): 147526160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 176, 190, 209, 220, 266, 280, 304, 308, 380, 385, 418, 440, 532, 560, 613, 616, 665, 760, 770, 836, 880, 1045, 1064, 1226, 1232, 1330, 1463, 1520, 1540, 1672, 2090, 2128, 2452, 2660, 2926, 3065, 3080, 3344, 4180, 4291, 4904, 5320, 5852, 6130, 6160, 6743, 7315, 8360, 8582, 9808, 10640, 11647, 11704, 12260, 13486, 14630, 16720, 17164, 21455, 23294, 23408, 24520, 26972, 29260, 33715, 34328, 42910, 46588, 47201, 49040, 53944, 58235, 58520, 67430, 68656, 81529, 85820, 93176, 94402, 107888, 116470, 117040, 128117, 134860, 163058, 171640, 186352, 188804, 232940, 236005, 256234, 269720, 326116, 343280, 377608, 407645, 465880, 472010, 512468, 539440, 640585, 652232, 755216, 815290, 896819, 931760, 944020, 1024936, 1281170, 1304464, 1630580, 1793638, 1888040, 2049872, 2562340, 3261160, 3587276, 3776080, 4484095, 5124680, 6522320, 7174552, 8968190, 10249360, 14349104, 17936380, 35872760, 71745520]

約数ペア:

[(1, 71745520), (2, 35872760), (4, 17936380), (5, 14349104), (7, 10249360), (8, 8968190), (10, 7174552), (11, 6522320), (14, 5124680), (16, 4484095), (19, 3776080), (20, 3587276), (22, 3261160), (28, 2562340), (35, 2049872), (38, 1888040), (40, 1793638), (44, 1630580), (55, 1304464), (56, 1281170), (70, 1024936), (76, 944020), (77, 931760), (80, 896819), (88, 815290), (95, 755216), (110, 652232), (112, 640585), (133, 539440), (140, 512468), (152, 472010), (154, 465880), (176, 407645), (190, 377608), (209, 343280), (220, 326116), (266, 269720), (280, 256234), (304, 236005), (308, 232940), (380, 188804), (385, 186352), (418, 171640), (440, 163058), (532, 134860), (560, 128117), (613, 117040), (616, 116470), (665, 107888), (760, 94402), (770, 93176), (836, 85820), (880, 81529), (1045, 68656), (1064, 67430), (1226, 58520), (1232, 58235), (1330, 53944), (1463, 49040), (1520, 47201), (1540, 46588), (1672, 42910), (2090, 34328), (2128, 33715), (2452, 29260), (2660, 26972), (2926, 24520), (3065, 23408), (3080, 23294), (3344, 21455), (4180, 17164), (4291, 16720), (4904, 14630), (5320, 13486), (5852, 12260), (6130, 11704), (6160, 11647), (6743, 10640), (7315, 9808), (8360, 8582)]