54971280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{839}}^1$

素因数の和:878

約数の個数: 240

約数和(自身を含む): 227485440

約数和(自身を除く): 172514160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 839, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1678, 1680, 1820, 1872, 2184, 2340, 2517, 2520, 2730, 3120, 3276, 3356, 3640, 4095, 4195, 4368, 4680, 5034, 5040, 5460, 5873, 6552, 6712, 7280, 7551, 8190, 8390, 9360, 10068, 10907, 10920, 11746, 12585, 13104, 13424, 15102, 16380, 16780, 17619, 20136, 21814, 21840, 23492, 25170, 29365, 30204, 32721, 32760, 33560, 35238, 37755, 40272, 43628, 46984, 50340, 52857, 54535, 58730, 60408, 65442, 65520, 67120, 70476, 75510, 76349, 87256, 88095, 93968, 98163, 100680, 105714, 109070, 117460, 120816, 130884, 140952, 151020, 152698, 163605, 174512, 176190, 196326, 201360, 211428, 218140, 229047, 234920, 261768, 264285, 281904, 302040, 305396, 327210, 352380, 381745, 392652, 422856, 436280, 458094, 469840, 490815, 523536, 528570, 604080, 610792, 654420, 687141, 704760, 763490, 785304, 845712, 872560, 916188, 981630, 1057140, 1145235, 1221584, 1308840, 1374282, 1409520, 1526980, 1570608, 1832376, 1963260, 2114280, 2290470, 2617680, 2748564, 3053960, 3435705, 3664752, 3926520, 4228560, 4580940, 5497128, 6107920, 6871410, 7853040, 9161880, 10994256, 13742820, 18323760, 27485640, 54971280]

約数ペア:

[(1, 54971280), (2, 27485640), (3, 18323760), (4, 13742820), (5, 10994256), (6, 9161880), (7, 7853040), (8, 6871410), (9, 6107920), (10, 5497128), (12, 4580940), (13, 4228560), (14, 3926520), (15, 3664752), (16, 3435705), (18, 3053960), (20, 2748564), (21, 2617680), (24, 2290470), (26, 2114280), (28, 1963260), (30, 1832376), (35, 1570608), (36, 1526980), (39, 1409520), (40, 1374282), (42, 1308840), (45, 1221584), (48, 1145235), (52, 1057140), (56, 981630), (60, 916188), (63, 872560), (65, 845712), (70, 785304), (72, 763490), (78, 704760), (80, 687141), (84, 654420), (90, 610792), (91, 604080), (104, 528570), (105, 523536), (112, 490815), (117, 469840), (120, 458094), (126, 436280), (130, 422856), (140, 392652), (144, 381745), (156, 352380), (168, 327210), (180, 305396), (182, 302040), (195, 281904), (208, 264285), (210, 261768), (234, 234920), (240, 229047), (252, 218140), (260, 211428), (273, 201360), (280, 196326), (312, 176190), (315, 174512), (336, 163605), (360, 152698), (364, 151020), (390, 140952), (420, 130884), (455, 120816), (468, 117460), (504, 109070), (520, 105714), (546, 100680), (560, 98163), (585, 93968), (624, 88095), (630, 87256), (720, 76349), (728, 75510), (780, 70476), (819, 67120), (839, 65520), (840, 65442), (910, 60408), (936, 58730), (1008, 54535), (1040, 52857), (1092, 50340), (1170, 46984), (1260, 43628), (1365, 40272), (1456, 37755), (1560, 35238), (1638, 33560), (1678, 32760), (1680, 32721), (1820, 30204), (1872, 29365), (2184, 25170), (2340, 23492), (2517, 21840), (2520, 21814), (2730, 20136), (3120, 17619), (3276, 16780), (3356, 16380), (3640, 15102), (4095, 13424), (4195, 13104), (4368, 12585), (4680, 11746), (5034, 10920), (5040, 10907), (5460, 10068), (5873, 9360), (6552, 8390), (6712, 8190), (7280, 7551)]