65520720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:190

約数の個数: 240

約数和(自身を含む): 239730192

約数和(自身を除く): 174209472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 53, 60, 68, 72, 80, 85, 90, 101, 102, 106, 120, 136, 144, 153, 159, 170, 180, 202, 204, 212, 240, 255, 265, 272, 303, 306, 318, 340, 360, 404, 408, 424, 477, 505, 510, 530, 606, 612, 636, 680, 720, 765, 795, 808, 816, 848, 901, 909, 954, 1010, 1020, 1060, 1212, 1224, 1272, 1360, 1515, 1530, 1590, 1616, 1717, 1802, 1818, 1908, 2020, 2040, 2120, 2385, 2424, 2448, 2544, 2703, 3030, 3060, 3180, 3434, 3604, 3636, 3816, 4040, 4080, 4240, 4505, 4545, 4770, 4848, 5151, 5353, 5406, 6060, 6120, 6360, 6868, 7208, 7272, 7632, 8080, 8109, 8585, 9010, 9090, 9540, 10302, 10706, 10812, 12120, 12240, 12720, 13515, 13736, 14416, 14544, 15453, 16059, 16218, 17170, 18020, 18180, 19080, 20604, 21412, 21624, 24240, 25755, 26765, 27030, 27472, 30906, 32118, 32436, 34340, 36040, 36360, 38160, 40545, 41208, 42824, 43248, 48177, 51510, 53530, 54060, 61812, 64236, 64872, 68680, 72080, 72720, 77265, 80295, 81090, 82416, 85648, 91001, 96354, 103020, 107060, 108120, 123624, 128472, 129744, 137360, 154530, 160590, 162180, 182002, 192708, 206040, 214120, 216240, 240885, 247248, 256944, 273003, 309060, 321180, 324360, 364004, 385416, 412080, 428240, 455005, 481770, 546006, 618120, 642360, 648720, 728008, 770832, 819009, 910010, 963540, 1092012, 1236240, 1284720, 1365015, 1456016, 1638018, 1820020, 1927080, 2184024, 2730030, 3276036, 3640040, 3854160, 4095045, 4368048, 5460060, 6552072, 7280080, 8190090, 10920120, 13104144, 16380180, 21840240, 32760360, 65520720]

約数ペア:

[(1, 65520720), (2, 32760360), (3, 21840240), (4, 16380180), (5, 13104144), (6, 10920120), (8, 8190090), (9, 7280080), (10, 6552072), (12, 5460060), (15, 4368048), (16, 4095045), (17, 3854160), (18, 3640040), (20, 3276036), (24, 2730030), (30, 2184024), (34, 1927080), (36, 1820020), (40, 1638018), (45, 1456016), (48, 1365015), (51, 1284720), (53, 1236240), (60, 1092012), (68, 963540), (72, 910010), (80, 819009), (85, 770832), (90, 728008), (101, 648720), (102, 642360), (106, 618120), (120, 546006), (136, 481770), (144, 455005), (153, 428240), (159, 412080), (170, 385416), (180, 364004), (202, 324360), (204, 321180), (212, 309060), (240, 273003), (255, 256944), (265, 247248), (272, 240885), (303, 216240), (306, 214120), (318, 206040), (340, 192708), (360, 182002), (404, 162180), (408, 160590), (424, 154530), (477, 137360), (505, 129744), (510, 128472), (530, 123624), (606, 108120), (612, 107060), (636, 103020), (680, 96354), (720, 91001), (765, 85648), (795, 82416), (808, 81090), (816, 80295), (848, 77265), (901, 72720), (909, 72080), (954, 68680), (1010, 64872), (1020, 64236), (1060, 61812), (1212, 54060), (1224, 53530), (1272, 51510), (1360, 48177), (1515, 43248), (1530, 42824), (1590, 41208), (1616, 40545), (1717, 38160), (1802, 36360), (1818, 36040), (1908, 34340), (2020, 32436), (2040, 32118), (2120, 30906), (2385, 27472), (2424, 27030), (2448, 26765), (2544, 25755), (2703, 24240), (3030, 21624), (3060, 21412), (3180, 20604), (3434, 19080), (3604, 18180), (3636, 18020), (3816, 17170), (4040, 16218), (4080, 16059), (4240, 15453), (4505, 14544), (4545, 14416), (4770, 13736), (4848, 13515), (5151, 12720), (5353, 12240), (5406, 12120), (6060, 10812), (6120, 10706), (6360, 10302), (6868, 9540), (7208, 9090), (7272, 9010), (7632, 8585), (8080, 8109)]