56978880

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:227

約数の個数: 224

約数和(自身を含む): 211653120

約数和(自身を除く): 154674240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 64, 70, 80, 84, 96, 105, 112, 120, 122, 139, 140, 160, 168, 183, 192, 210, 224, 240, 244, 278, 280, 305, 320, 336, 366, 417, 420, 427, 448, 480, 488, 556, 560, 610, 672, 695, 732, 834, 840, 854, 915, 960, 973, 976, 1112, 1120, 1220, 1281, 1344, 1390, 1464, 1668, 1680, 1708, 1830, 1946, 1952, 2085, 2135, 2224, 2240, 2440, 2562, 2780, 2919, 2928, 3336, 3360, 3416, 3660, 3892, 3904, 4170, 4270, 4448, 4865, 4880, 5124, 5560, 5838, 5856, 6405, 6672, 6720, 6832, 7320, 7784, 8340, 8479, 8540, 8896, 9730, 9760, 10248, 11120, 11676, 11712, 12810, 13344, 13664, 14595, 14640, 15568, 16680, 16958, 17080, 19460, 19520, 20496, 22240, 23352, 25437, 25620, 26688, 27328, 29190, 29280, 31136, 33360, 33916, 34160, 38920, 40992, 42395, 44480, 46704, 50874, 51240, 58380, 58560, 59353, 62272, 66720, 67832, 68320, 77840, 81984, 84790, 93408, 101748, 102480, 116760, 118706, 127185, 133440, 135664, 136640, 155680, 169580, 178059, 186816, 203496, 204960, 233520, 237412, 254370, 271328, 296765, 311360, 339160, 356118, 406992, 409920, 467040, 474824, 508740, 542656, 593530, 678320, 712236, 813984, 890295, 934080, 949648, 1017480, 1187060, 1356640, 1424472, 1627968, 1780590, 1899296, 2034960, 2374120, 2713280, 2848944, 3561180, 3798592, 4069920, 4748240, 5697888, 7122360, 8139840, 9496480, 11395776, 14244720, 18992960, 28489440, 56978880]

約数ペア:

[(1, 56978880), (2, 28489440), (3, 18992960), (4, 14244720), (5, 11395776), (6, 9496480), (7, 8139840), (8, 7122360), (10, 5697888), (12, 4748240), (14, 4069920), (15, 3798592), (16, 3561180), (20, 2848944), (21, 2713280), (24, 2374120), (28, 2034960), (30, 1899296), (32, 1780590), (35, 1627968), (40, 1424472), (42, 1356640), (48, 1187060), (56, 1017480), (60, 949648), (61, 934080), (64, 890295), (70, 813984), (80, 712236), (84, 678320), (96, 593530), (105, 542656), (112, 508740), (120, 474824), (122, 467040), (139, 409920), (140, 406992), (160, 356118), (168, 339160), (183, 311360), (192, 296765), (210, 271328), (224, 254370), (240, 237412), (244, 233520), (278, 204960), (280, 203496), (305, 186816), (320, 178059), (336, 169580), (366, 155680), (417, 136640), (420, 135664), (427, 133440), (448, 127185), (480, 118706), (488, 116760), (556, 102480), (560, 101748), (610, 93408), (672, 84790), (695, 81984), (732, 77840), (834, 68320), (840, 67832), (854, 66720), (915, 62272), (960, 59353), (973, 58560), (976, 58380), (1112, 51240), (1120, 50874), (1220, 46704), (1281, 44480), (1344, 42395), (1390, 40992), (1464, 38920), (1668, 34160), (1680, 33916), (1708, 33360), (1830, 31136), (1946, 29280), (1952, 29190), (2085, 27328), (2135, 26688), (2224, 25620), (2240, 25437), (2440, 23352), (2562, 22240), (2780, 20496), (2919, 19520), (2928, 19460), (3336, 17080), (3360, 16958), (3416, 16680), (3660, 15568), (3892, 14640), (3904, 14595), (4170, 13664), (4270, 13344), (4448, 12810), (4865, 11712), (4880, 11676), (5124, 11120), (5560, 10248), (5838, 9760), (5856, 9730), (6405, 8896), (6672, 8540), (6720, 8479), (6832, 8340), (7320, 7784)]