43741880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 123742080

約数和(自身を除く): 80000200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 61, 65, 70, 91, 104, 122, 130, 140, 182, 197, 244, 260, 280, 305, 364, 394, 427, 455, 488, 520, 610, 728, 788, 793, 854, 910, 985, 1220, 1379, 1576, 1586, 1708, 1820, 1970, 2135, 2440, 2561, 2758, 3172, 3416, 3640, 3940, 3965, 4270, 5122, 5516, 5551, 6344, 6895, 7880, 7930, 8540, 10244, 11032, 11102, 12017, 12805, 13790, 15860, 17080, 17927, 20488, 22204, 24034, 25610, 27580, 27755, 31720, 35854, 44408, 48068, 51220, 55160, 55510, 60085, 71708, 84119, 89635, 96136, 102440, 111020, 120170, 143416, 156221, 168238, 179270, 222040, 240340, 312442, 336476, 358540, 420595, 480680, 624884, 672952, 717080, 781105, 841190, 1093547, 1249768, 1562210, 1682380, 2187094, 3124420, 3364760, 4374188, 5467735, 6248840, 8748376, 10935470, 21870940, 43741880]

約数ペア:

[(1, 43741880), (2, 21870940), (4, 10935470), (5, 8748376), (7, 6248840), (8, 5467735), (10, 4374188), (13, 3364760), (14, 3124420), (20, 2187094), (26, 1682380), (28, 1562210), (35, 1249768), (40, 1093547), (52, 841190), (56, 781105), (61, 717080), (65, 672952), (70, 624884), (91, 480680), (104, 420595), (122, 358540), (130, 336476), (140, 312442), (182, 240340), (197, 222040), (244, 179270), (260, 168238), (280, 156221), (305, 143416), (364, 120170), (394, 111020), (427, 102440), (455, 96136), (488, 89635), (520, 84119), (610, 71708), (728, 60085), (788, 55510), (793, 55160), (854, 51220), (910, 48068), (985, 44408), (1220, 35854), (1379, 31720), (1576, 27755), (1586, 27580), (1708, 25610), (1820, 24034), (1970, 22204), (2135, 20488), (2440, 17927), (2561, 17080), (2758, 15860), (3172, 13790), (3416, 12805), (3640, 12017), (3940, 11102), (3965, 11032), (4270, 10244), (5122, 8540), (5516, 7930), (5551, 7880), (6344, 6895)]