56916720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:540

約数の個数: 240

約数和(自身を含む): 228413952

約数和(自身を除く): 171497232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 48, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 105, 112, 115, 120, 126, 138, 140, 144, 161, 168, 180, 184, 207, 210, 230, 240, 252, 276, 280, 315, 322, 336, 345, 360, 368, 414, 420, 460, 483, 491, 504, 552, 560, 630, 644, 690, 720, 805, 828, 840, 920, 966, 982, 1008, 1035, 1104, 1260, 1288, 1380, 1449, 1473, 1610, 1656, 1680, 1840, 1932, 1964, 2070, 2415, 2455, 2520, 2576, 2760, 2898, 2946, 3220, 3312, 3437, 3864, 3928, 4140, 4419, 4830, 4910, 5040, 5520, 5796, 5892, 6440, 6874, 7245, 7365, 7728, 7856, 8280, 8838, 9660, 9820, 10311, 11293, 11592, 11784, 12880, 13748, 14490, 14730, 16560, 17185, 17676, 19320, 19640, 20622, 22095, 22586, 23184, 23568, 27496, 28980, 29460, 30933, 33879, 34370, 35352, 38640, 39280, 41244, 44190, 45172, 51555, 54992, 56465, 57960, 58920, 61866, 67758, 68740, 70704, 79051, 82488, 88380, 90344, 101637, 103110, 112930, 115920, 117840, 123732, 135516, 137480, 154665, 158102, 164976, 169395, 176760, 180688, 203274, 206220, 225860, 237153, 247464, 271032, 274960, 309330, 316204, 338790, 353520, 395255, 406548, 412440, 451720, 474306, 494928, 508185, 542064, 618660, 632408, 677580, 711459, 790510, 813096, 824880, 903440, 948612, 1016370, 1185765, 1237320, 1264816, 1355160, 1422918, 1581020, 1626192, 1897224, 2032740, 2371530, 2474640, 2710320, 2845836, 3162040, 3557295, 3794448, 4065480, 4743060, 5691672, 6324080, 7114590, 8130960, 9486120, 11383344, 14229180, 18972240, 28458360, 56916720]

約数ペア:

[(1, 56916720), (2, 28458360), (3, 18972240), (4, 14229180), (5, 11383344), (6, 9486120), (7, 8130960), (8, 7114590), (9, 6324080), (10, 5691672), (12, 4743060), (14, 4065480), (15, 3794448), (16, 3557295), (18, 3162040), (20, 2845836), (21, 2710320), (23, 2474640), (24, 2371530), (28, 2032740), (30, 1897224), (35, 1626192), (36, 1581020), (40, 1422918), (42, 1355160), (45, 1264816), (46, 1237320), (48, 1185765), (56, 1016370), (60, 948612), (63, 903440), (69, 824880), (70, 813096), (72, 790510), (80, 711459), (84, 677580), (90, 632408), (92, 618660), (105, 542064), (112, 508185), (115, 494928), (120, 474306), (126, 451720), (138, 412440), (140, 406548), (144, 395255), (161, 353520), (168, 338790), (180, 316204), (184, 309330), (207, 274960), (210, 271032), (230, 247464), (240, 237153), (252, 225860), (276, 206220), (280, 203274), (315, 180688), (322, 176760), (336, 169395), (345, 164976), (360, 158102), (368, 154665), (414, 137480), (420, 135516), (460, 123732), (483, 117840), (491, 115920), (504, 112930), (552, 103110), (560, 101637), (630, 90344), (644, 88380), (690, 82488), (720, 79051), (805, 70704), (828, 68740), (840, 67758), (920, 61866), (966, 58920), (982, 57960), (1008, 56465), (1035, 54992), (1104, 51555), (1260, 45172), (1288, 44190), (1380, 41244), (1449, 39280), (1473, 38640), (1610, 35352), (1656, 34370), (1680, 33879), (1840, 30933), (1932, 29460), (1964, 28980), (2070, 27496), (2415, 23568), (2455, 23184), (2520, 22586), (2576, 22095), (2760, 20622), (2898, 19640), (2946, 19320), (3220, 17676), (3312, 17185), (3437, 16560), (3864, 14730), (3928, 14490), (4140, 13748), (4419, 12880), (4830, 11784), (4910, 11592), (5040, 11293), (5520, 10311), (5796, 9820), (5892, 9660), (6440, 8838), (6874, 8280), (7245, 7856), (7365, 7728)]