231771120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:232

約数の個数: 320

約数和(自身を含む): 887086080

約数和(自身を除く): 655314960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 53, 56, 57, 60, 70, 76, 80, 84, 95, 105, 106, 112, 114, 120, 133, 137, 140, 152, 159, 168, 190, 210, 212, 228, 240, 265, 266, 274, 280, 285, 304, 318, 336, 371, 380, 399, 411, 420, 424, 456, 530, 532, 548, 560, 570, 636, 665, 685, 742, 760, 795, 798, 822, 840, 848, 912, 959, 1007, 1060, 1064, 1096, 1113, 1140, 1272, 1330, 1370, 1484, 1520, 1590, 1596, 1644, 1680, 1855, 1918, 1995, 2014, 2055, 2120, 2128, 2192, 2226, 2280, 2544, 2603, 2660, 2740, 2877, 2968, 3021, 3180, 3192, 3288, 3710, 3836, 3990, 4028, 4110, 4240, 4452, 4560, 4795, 5035, 5206, 5320, 5480, 5565, 5754, 5936, 6042, 6360, 6384, 6576, 7049, 7261, 7420, 7672, 7809, 7980, 8056, 8220, 8904, 9590, 10070, 10412, 10640, 10960, 11130, 11508, 12084, 12720, 13015, 14098, 14385, 14522, 14840, 15105, 15344, 15618, 15960, 16112, 16440, 17808, 18221, 19180, 20140, 20824, 21147, 21783, 22260, 23016, 24168, 26030, 28196, 28770, 29044, 29680, 30210, 31236, 31920, 32880, 35245, 36305, 36442, 38360, 39045, 40280, 41648, 42294, 43566, 44520, 46032, 48336, 50827, 52060, 54663, 56392, 57540, 58088, 60420, 62472, 70490, 72610, 72884, 76720, 78090, 80560, 84588, 87132, 89040, 91105, 101654, 104120, 105735, 108915, 109326, 112784, 115080, 116176, 120840, 124944, 137959, 140980, 145220, 145768, 152481, 156180, 169176, 174264, 182210, 203308, 208240, 211470, 217830, 218652, 230160, 241680, 254135, 273315, 275918, 281960, 290440, 291536, 304962, 312360, 338352, 348528, 364420, 406616, 413877, 422940, 435660, 437304, 508270, 546630, 551836, 563920, 580880, 609924, 624720, 689795, 728840, 762405, 813232, 827754, 845880, 871320, 874608, 965713, 1016540, 1093260, 1103672, 1219848, 1379590, 1457680, 1524810, 1655508, 1691760, 1742640, 1931426, 2033080, 2069385, 2186520, 2207344, 2439696, 2759180, 2897139, 3049620, 3311016, 3862852, 4066160, 4138770, 4373040, 4828565, 5518360, 5794278, 6099240, 6622032, 7725704, 8277540, 9657130, 11036720, 11588556, 12198480, 14485695, 15451408, 16555080, 19314260, 23177112, 28971390, 33110160, 38628520, 46354224, 57942780, 77257040, 115885560, 231771120]

約数ペア:

[(1, 231771120), (2, 115885560), (3, 77257040), (4, 57942780), (5, 46354224), (6, 38628520), (7, 33110160), (8, 28971390), (10, 23177112), (12, 19314260), (14, 16555080), (15, 15451408), (16, 14485695), (19, 12198480), (20, 11588556), (21, 11036720), (24, 9657130), (28, 8277540), (30, 7725704), (35, 6622032), (38, 6099240), (40, 5794278), (42, 5518360), (48, 4828565), (53, 4373040), (56, 4138770), (57, 4066160), (60, 3862852), (70, 3311016), (76, 3049620), (80, 2897139), (84, 2759180), (95, 2439696), (105, 2207344), (106, 2186520), (112, 2069385), (114, 2033080), (120, 1931426), (133, 1742640), (137, 1691760), (140, 1655508), (152, 1524810), (159, 1457680), (168, 1379590), (190, 1219848), (210, 1103672), (212, 1093260), (228, 1016540), (240, 965713), (265, 874608), (266, 871320), (274, 845880), (280, 827754), (285, 813232), (304, 762405), (318, 728840), (336, 689795), (371, 624720), (380, 609924), (399, 580880), (411, 563920), (420, 551836), (424, 546630), (456, 508270), (530, 437304), (532, 435660), (548, 422940), (560, 413877), (570, 406616), (636, 364420), (665, 348528), (685, 338352), (742, 312360), (760, 304962), (795, 291536), (798, 290440), (822, 281960), (840, 275918), (848, 273315), (912, 254135), (959, 241680), (1007, 230160), (1060, 218652), (1064, 217830), (1096, 211470), (1113, 208240), (1140, 203308), (1272, 182210), (1330, 174264), (1370, 169176), (1484, 156180), (1520, 152481), (1590, 145768), (1596, 145220), (1644, 140980), (1680, 137959), (1855, 124944), (1918, 120840), (1995, 116176), (2014, 115080), (2055, 112784), (2120, 109326), (2128, 108915), (2192, 105735), (2226, 104120), (2280, 101654), (2544, 91105), (2603, 89040), (2660, 87132), (2740, 84588), (2877, 80560), (2968, 78090), (3021, 76720), (3180, 72884), (3192, 72610), (3288, 70490), (3710, 62472), (3836, 60420), (3990, 58088), (4028, 57540), (4110, 56392), (4240, 54663), (4452, 52060), (4560, 50827), (4795, 48336), (5035, 46032), (5206, 44520), (5320, 43566), (5480, 42294), (5565, 41648), (5754, 40280), (5936, 39045), (6042, 38360), (6360, 36442), (6384, 36305), (6576, 35245), (7049, 32880), (7261, 31920), (7420, 31236), (7672, 30210), (7809, 29680), (7980, 29044), (8056, 28770), (8220, 28196), (8904, 26030), (9590, 24168), (10070, 23016), (10412, 22260), (10640, 21783), (10960, 21147), (11130, 20824), (11508, 20140), (12084, 19180), (12720, 18221), (13015, 17808), (14098, 16440), (14385, 16112), (14522, 15960), (14840, 15618), (15105, 15344)]