505373440

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1$

素因数の和:307

約数の個数: 216

約数和(自身を含む): 1438640784

約数和(自身を除く): 933267344

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 121, 128, 130, 143, 160, 176, 208, 220, 242, 251, 256, 260, 286, 320, 352, 416, 440, 484, 502, 520, 572, 605, 640, 704, 715, 832, 880, 968, 1004, 1040, 1144, 1210, 1255, 1280, 1408, 1430, 1573, 1664, 1760, 1936, 2008, 2080, 2288, 2420, 2510, 2761, 2816, 2860, 3146, 3263, 3328, 3520, 3872, 4016, 4160, 4576, 4840, 5020, 5522, 5720, 6292, 6526, 7040, 7744, 7865, 8032, 8320, 9152, 9680, 10040, 11044, 11440, 12584, 13052, 13805, 14080, 15488, 15730, 16064, 16315, 16640, 18304, 19360, 20080, 22088, 22880, 25168, 26104, 27610, 30371, 30976, 31460, 32128, 32630, 35893, 36608, 38720, 40160, 44176, 45760, 50336, 52208, 55220, 60742, 62920, 64256, 65260, 71786, 77440, 80320, 88352, 91520, 100672, 104416, 110440, 121484, 125840, 130520, 143572, 151855, 154880, 160640, 176704, 179465, 183040, 201344, 208832, 220880, 242968, 251680, 261040, 287144, 303710, 321280, 353408, 358930, 394823, 402688, 417664, 441760, 485936, 503360, 522080, 574288, 607420, 706816, 717860, 789646, 835328, 883520, 971872, 1006720, 1044160, 1148576, 1214840, 1435720, 1579292, 1767040, 1943744, 1974115, 2013440, 2088320, 2297152, 2429680, 2871440, 3158584, 3534080, 3887488, 3948230, 4176640, 4594304, 4859360, 5742880, 6317168, 7774976, 7896460, 9188608, 9718720, 11485760, 12634336, 15792920, 19437440, 22971520, 25268672, 31585840, 38874880, 45943040, 50537344, 63171680, 101074688, 126343360, 252686720, 505373440]

約数ペア:

[(1, 505373440), (2, 252686720), (4, 126343360), (5, 101074688), (8, 63171680), (10, 50537344), (11, 45943040), (13, 38874880), (16, 31585840), (20, 25268672), (22, 22971520), (26, 19437440), (32, 15792920), (40, 12634336), (44, 11485760), (52, 9718720), (55, 9188608), (64, 7896460), (65, 7774976), (80, 6317168), (88, 5742880), (104, 4859360), (110, 4594304), (121, 4176640), (128, 3948230), (130, 3887488), (143, 3534080), (160, 3158584), (176, 2871440), (208, 2429680), (220, 2297152), (242, 2088320), (251, 2013440), (256, 1974115), (260, 1943744), (286, 1767040), (320, 1579292), (352, 1435720), (416, 1214840), (440, 1148576), (484, 1044160), (502, 1006720), (520, 971872), (572, 883520), (605, 835328), (640, 789646), (704, 717860), (715, 706816), (832, 607420), (880, 574288), (968, 522080), (1004, 503360), (1040, 485936), (1144, 441760), (1210, 417664), (1255, 402688), (1280, 394823), (1408, 358930), (1430, 353408), (1573, 321280), (1664, 303710), (1760, 287144), (1936, 261040), (2008, 251680), (2080, 242968), (2288, 220880), (2420, 208832), (2510, 201344), (2761, 183040), (2816, 179465), (2860, 176704), (3146, 160640), (3263, 154880), (3328, 151855), (3520, 143572), (3872, 130520), (4016, 125840), (4160, 121484), (4576, 110440), (4840, 104416), (5020, 100672), (5522, 91520), (5720, 88352), (6292, 80320), (6526, 77440), (7040, 71786), (7744, 65260), (7865, 64256), (8032, 62920), (8320, 60742), (9152, 55220), (9680, 52208), (10040, 50336), (11044, 45760), (11440, 44176), (12584, 40160), (13052, 38720), (13805, 36608), (14080, 35893), (15488, 32630), (15730, 32128), (16064, 31460), (16315, 30976), (16640, 30371), (18304, 27610), (19360, 26104), (20080, 25168), (22088, 22880)]