1581330816

素因数分解:

$2^7\times 3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:674

約数の個数: 256

約数和(自身を含む): 5117380800

約数和(自身を除く): 3536049984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 61, 64, 72, 78, 96, 104, 108, 117, 122, 128, 144, 156, 183, 192, 208, 216, 234, 244, 288, 312, 351, 366, 384, 416, 432, 468, 488, 549, 576, 577, 624, 702, 732, 793, 832, 864, 936, 976, 1098, 1152, 1154, 1248, 1404, 1464, 1586, 1647, 1664, 1728, 1731, 1872, 1952, 2196, 2308, 2379, 2496, 2808, 2928, 3172, 3294, 3456, 3462, 3744, 3904, 4392, 4616, 4758, 4992, 5193, 5616, 5856, 6344, 6588, 6924, 7137, 7488, 7501, 7808, 8784, 9232, 9516, 10386, 11232, 11712, 12688, 13176, 13848, 14274, 14976, 15002, 15579, 17568, 18464, 19032, 20772, 21411, 22464, 22503, 23424, 25376, 26352, 27696, 28548, 30004, 31158, 35136, 35197, 36928, 38064, 41544, 42822, 44928, 45006, 50752, 52704, 55392, 57096, 60008, 62316, 67509, 70272, 70394, 73856, 76128, 83088, 85644, 90012, 101504, 105408, 105591, 110784, 114192, 120016, 124632, 135018, 140788, 152256, 166176, 171288, 180024, 202527, 210816, 211182, 221568, 228384, 240032, 249264, 270036, 281576, 304512, 316773, 332352, 342576, 360048, 405054, 422364, 456768, 457561, 480064, 498528, 540072, 563152, 633546, 664704, 685152, 720096, 810108, 844728, 913536, 915122, 950319, 960128, 997056, 1080144, 1126304, 1267092, 1370304, 1372683, 1440192, 1620216, 1689456, 1830244, 1900638, 1994112, 2160288, 2252608, 2534184, 2740608, 2745366, 2880384, 3240432, 3378912, 3660488, 3801276, 4118049, 4320576, 4505216, 5068368, 5490732, 6480864, 6757824, 7320976, 7602552, 8236098, 8641152, 10136736, 10981464, 12354147, 12961728, 13515648, 14641952, 15205104, 16472196, 20273472, 21962928, 24708294, 25923456, 29283904, 30410208, 32944392, 40546944, 43925856, 49416588, 58567808, 60820416, 65888784, 87851712, 98833176, 121640832, 131777568, 175703424, 197666352, 263555136, 395332704, 527110272, 790665408, 1581330816]

約数ペア:

[(1, 1581330816), (2, 790665408), (3, 527110272), (4, 395332704), (6, 263555136), (8, 197666352), (9, 175703424), (12, 131777568), (13, 121640832), (16, 98833176), (18, 87851712), (24, 65888784), (26, 60820416), (27, 58567808), (32, 49416588), (36, 43925856), (39, 40546944), (48, 32944392), (52, 30410208), (54, 29283904), (61, 25923456), (64, 24708294), (72, 21962928), (78, 20273472), (96, 16472196), (104, 15205104), (108, 14641952), (117, 13515648), (122, 12961728), (128, 12354147), (144, 10981464), (156, 10136736), (183, 8641152), (192, 8236098), (208, 7602552), (216, 7320976), (234, 6757824), (244, 6480864), (288, 5490732), (312, 5068368), (351, 4505216), (366, 4320576), (384, 4118049), (416, 3801276), (432, 3660488), (468, 3378912), (488, 3240432), (549, 2880384), (576, 2745366), (577, 2740608), (624, 2534184), (702, 2252608), (732, 2160288), (793, 1994112), (832, 1900638), (864, 1830244), (936, 1689456), (976, 1620216), (1098, 1440192), (1152, 1372683), (1154, 1370304), (1248, 1267092), (1404, 1126304), (1464, 1080144), (1586, 997056), (1647, 960128), (1664, 950319), (1728, 915122), (1731, 913536), (1872, 844728), (1952, 810108), (2196, 720096), (2308, 685152), (2379, 664704), (2496, 633546), (2808, 563152), (2928, 540072), (3172, 498528), (3294, 480064), (3456, 457561), (3462, 456768), (3744, 422364), (3904, 405054), (4392, 360048), (4616, 342576), (4758, 332352), (4992, 316773), (5193, 304512), (5616, 281576), (5856, 270036), (6344, 249264), (6588, 240032), (6924, 228384), (7137, 221568), (7488, 211182), (7501, 210816), (7808, 202527), (8784, 180024), (9232, 171288), (9516, 166176), (10386, 152256), (11232, 140788), (11712, 135018), (12688, 124632), (13176, 120016), (13848, 114192), (14274, 110784), (14976, 105591), (15002, 105408), (15579, 101504), (17568, 90012), (18464, 85644), (19032, 83088), (20772, 76128), (21411, 73856), (22464, 70394), (22503, 70272), (23424, 67509), (25376, 62316), (26352, 60008), (27696, 57096), (28548, 55392), (30004, 52704), (31158, 50752), (35136, 45006), (35197, 44928), (36928, 42822), (38064, 41544)]