391080720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:377

約数の個数: 160

約数和(自身を含む): 1244170368

約数和(自身を除く): 853089648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 107, 120, 157, 194, 214, 240, 291, 314, 321, 388, 428, 471, 485, 535, 582, 628, 642, 776, 785, 856, 942, 970, 1070, 1164, 1256, 1284, 1455, 1552, 1570, 1605, 1712, 1884, 1940, 2140, 2328, 2355, 2512, 2568, 2910, 3140, 3210, 3768, 3880, 4280, 4656, 4710, 5136, 5820, 6280, 6420, 7536, 7760, 8560, 9420, 10379, 11640, 12560, 12840, 15229, 16799, 18840, 20758, 23280, 25680, 30458, 31137, 33598, 37680, 41516, 45687, 50397, 51895, 60916, 62274, 67196, 76145, 83032, 83995, 91374, 100794, 103790, 121832, 124548, 134392, 152290, 155685, 166064, 167990, 182748, 201588, 207580, 228435, 243664, 249096, 251985, 268784, 304580, 311370, 335980, 365496, 403176, 415160, 456870, 498192, 503970, 609160, 622740, 671960, 730992, 806352, 830320, 913740, 1007940, 1218320, 1245480, 1343920, 1629503, 1827480, 2015880, 2490960, 3259006, 3654960, 4031760, 4888509, 6518012, 8147515, 9777018, 13036024, 16295030, 19554036, 24442545, 26072048, 32590060, 39108072, 48885090, 65180120, 78216144, 97770180, 130360240, 195540360, 391080720]

約数ペア:

[(1, 391080720), (2, 195540360), (3, 130360240), (4, 97770180), (5, 78216144), (6, 65180120), (8, 48885090), (10, 39108072), (12, 32590060), (15, 26072048), (16, 24442545), (20, 19554036), (24, 16295030), (30, 13036024), (40, 9777018), (48, 8147515), (60, 6518012), (80, 4888509), (97, 4031760), (107, 3654960), (120, 3259006), (157, 2490960), (194, 2015880), (214, 1827480), (240, 1629503), (291, 1343920), (314, 1245480), (321, 1218320), (388, 1007940), (428, 913740), (471, 830320), (485, 806352), (535, 730992), (582, 671960), (628, 622740), (642, 609160), (776, 503970), (785, 498192), (856, 456870), (942, 415160), (970, 403176), (1070, 365496), (1164, 335980), (1256, 311370), (1284, 304580), (1455, 268784), (1552, 251985), (1570, 249096), (1605, 243664), (1712, 228435), (1884, 207580), (1940, 201588), (2140, 182748), (2328, 167990), (2355, 166064), (2512, 155685), (2568, 152290), (2910, 134392), (3140, 124548), (3210, 121832), (3768, 103790), (3880, 100794), (4280, 91374), (4656, 83995), (4710, 83032), (5136, 76145), (5820, 67196), (6280, 62274), (6420, 60916), (7536, 51895), (7760, 50397), (8560, 45687), (9420, 41516), (10379, 37680), (11640, 33598), (12560, 31137), (12840, 30458), (15229, 25680), (16799, 23280), (18840, 20758)]