42980560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 160

約数和(自身を含む): 123420672

約数和(自身を除く): 80440112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 47, 56, 70, 71, 80, 92, 94, 112, 115, 140, 142, 161, 184, 188, 230, 235, 280, 284, 322, 329, 355, 368, 376, 460, 470, 497, 560, 568, 644, 658, 710, 752, 805, 920, 940, 994, 1081, 1136, 1288, 1316, 1420, 1610, 1633, 1645, 1840, 1880, 1988, 2162, 2485, 2576, 2632, 2840, 3220, 3266, 3290, 3337, 3760, 3976, 4324, 4970, 5264, 5405, 5680, 6440, 6532, 6580, 6674, 7567, 7952, 8165, 8648, 9940, 10810, 11431, 12880, 13064, 13160, 13348, 15134, 16330, 16685, 17296, 19880, 21620, 22862, 23359, 26128, 26320, 26696, 30268, 32660, 33370, 37835, 39760, 43240, 45724, 46718, 53392, 57155, 60536, 65320, 66740, 75670, 76751, 86480, 91448, 93436, 114310, 116795, 121072, 130640, 133480, 151340, 153502, 182896, 186872, 228620, 233590, 266960, 302680, 307004, 373744, 383755, 457240, 467180, 537257, 605360, 614008, 767510, 914480, 934360, 1074514, 1228016, 1535020, 1868720, 2149028, 2686285, 3070040, 4298056, 5372570, 6140080, 8596112, 10745140, 21490280, 42980560]

約数ペア:

[(1, 42980560), (2, 21490280), (4, 10745140), (5, 8596112), (7, 6140080), (8, 5372570), (10, 4298056), (14, 3070040), (16, 2686285), (20, 2149028), (23, 1868720), (28, 1535020), (35, 1228016), (40, 1074514), (46, 934360), (47, 914480), (56, 767510), (70, 614008), (71, 605360), (80, 537257), (92, 467180), (94, 457240), (112, 383755), (115, 373744), (140, 307004), (142, 302680), (161, 266960), (184, 233590), (188, 228620), (230, 186872), (235, 182896), (280, 153502), (284, 151340), (322, 133480), (329, 130640), (355, 121072), (368, 116795), (376, 114310), (460, 93436), (470, 91448), (497, 86480), (560, 76751), (568, 75670), (644, 66740), (658, 65320), (710, 60536), (752, 57155), (805, 53392), (920, 46718), (940, 45724), (994, 43240), (1081, 39760), (1136, 37835), (1288, 33370), (1316, 32660), (1420, 30268), (1610, 26696), (1633, 26320), (1645, 26128), (1840, 23359), (1880, 22862), (1988, 21620), (2162, 19880), (2485, 17296), (2576, 16685), (2632, 16330), (2840, 15134), (3220, 13348), (3266, 13160), (3290, 13064), (3337, 12880), (3760, 11431), (3976, 10810), (4324, 9940), (4970, 8648), (5264, 8165), (5405, 7952), (5680, 7567), (6440, 6674), (6532, 6580)]