645915816

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1933}}^1$

素因数の和:1985

約数の個数: 256

約数和(自身を含む): 2339366400

約数和(自身を除く): 1693450584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 17, 18, 21, 24, 26, 27, 28, 34, 36, 39, 42, 51, 52, 54, 56, 63, 68, 72, 78, 84, 91, 102, 104, 108, 117, 119, 126, 136, 153, 156, 168, 182, 189, 204, 216, 221, 234, 238, 252, 273, 306, 312, 351, 357, 364, 378, 408, 442, 459, 468, 476, 504, 546, 612, 663, 702, 714, 728, 756, 819, 884, 918, 936, 952, 1071, 1092, 1224, 1326, 1404, 1428, 1512, 1547, 1638, 1768, 1836, 1933, 1989, 2142, 2184, 2457, 2652, 2808, 2856, 3094, 3213, 3276, 3672, 3866, 3978, 4284, 4641, 4914, 5304, 5799, 5967, 6188, 6426, 6552, 7732, 7956, 8568, 9282, 9828, 11598, 11934, 12376, 12852, 13531, 13923, 15464, 15912, 17397, 18564, 19656, 23196, 23868, 25129, 25704, 27062, 27846, 32861, 34794, 37128, 40593, 41769, 46392, 47736, 50258, 52191, 54124, 55692, 65722, 69588, 75387, 81186, 83538, 98583, 100516, 104382, 108248, 111384, 121779, 131444, 139176, 150774, 162372, 167076, 175903, 197166, 201032, 208764, 226161, 230027, 243558, 262888, 295749, 301548, 324744, 334152, 351806, 365337, 394332, 417528, 427193, 452322, 460054, 487116, 527709, 591498, 603096, 678483, 690081, 703612, 730674, 788664, 854386, 887247, 904644, 920108, 974232, 1055418, 1182996, 1281579, 1356966, 1380162, 1407224, 1461348, 1583127, 1708772, 1774494, 1809288, 1840216, 2070243, 2110836, 2365992, 2563158, 2713932, 2760324, 2922696, 2990351, 3166254, 3417544, 3548988, 3844737, 4140486, 4221672, 4749381, 5126316, 5427864, 5520648, 5980702, 6210729, 6332508, 7097976, 7689474, 8280972, 8971053, 9498762, 10252632, 11534211, 11961404, 12421458, 12665016, 15378948, 16561944, 17942106, 18997524, 23068422, 23922808, 24842916, 26913159, 30757896, 35884212, 37995048, 46136844, 49685832, 53826318, 71768424, 80739477, 92273688, 107652636, 161478954, 215305272, 322957908, 645915816]

約数ペア:

[(1, 645915816), (2, 322957908), (3, 215305272), (4, 161478954), (6, 107652636), (7, 92273688), (8, 80739477), (9, 71768424), (12, 53826318), (13, 49685832), (14, 46136844), (17, 37995048), (18, 35884212), (21, 30757896), (24, 26913159), (26, 24842916), (27, 23922808), (28, 23068422), (34, 18997524), (36, 17942106), (39, 16561944), (42, 15378948), (51, 12665016), (52, 12421458), (54, 11961404), (56, 11534211), (63, 10252632), (68, 9498762), (72, 8971053), (78, 8280972), (84, 7689474), (91, 7097976), (102, 6332508), (104, 6210729), (108, 5980702), (117, 5520648), (119, 5427864), (126, 5126316), (136, 4749381), (153, 4221672), (156, 4140486), (168, 3844737), (182, 3548988), (189, 3417544), (204, 3166254), (216, 2990351), (221, 2922696), (234, 2760324), (238, 2713932), (252, 2563158), (273, 2365992), (306, 2110836), (312, 2070243), (351, 1840216), (357, 1809288), (364, 1774494), (378, 1708772), (408, 1583127), (442, 1461348), (459, 1407224), (468, 1380162), (476, 1356966), (504, 1281579), (546, 1182996), (612, 1055418), (663, 974232), (702, 920108), (714, 904644), (728, 887247), (756, 854386), (819, 788664), (884, 730674), (918, 703612), (936, 690081), (952, 678483), (1071, 603096), (1092, 591498), (1224, 527709), (1326, 487116), (1404, 460054), (1428, 452322), (1512, 427193), (1547, 417528), (1638, 394332), (1768, 365337), (1836, 351806), (1933, 334152), (1989, 324744), (2142, 301548), (2184, 295749), (2457, 262888), (2652, 243558), (2808, 230027), (2856, 226161), (3094, 208764), (3213, 201032), (3276, 197166), (3672, 175903), (3866, 167076), (3978, 162372), (4284, 150774), (4641, 139176), (4914, 131444), (5304, 121779), (5799, 111384), (5967, 108248), (6188, 104382), (6426, 100516), (6552, 98583), (7732, 83538), (7956, 81186), (8568, 75387), (9282, 69588), (9828, 65722), (11598, 55692), (11934, 54124), (12376, 52191), (12852, 50258), (13531, 47736), (13923, 46392), (15464, 41769), (15912, 40593), (17397, 37128), (18564, 34794), (19656, 32861), (23196, 27846), (23868, 27062), (25129, 25704)]