649157040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6779}}^1$

素因数の和:6824

約数の個数: 240

約数和(自身を含む): 2623046400

約数和(自身を除く): 1973889360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1368, 1520, 1596, 1680, 1710, 1995, 2128, 2280, 2394, 2520, 2660, 2736, 3192, 3420, 3990, 4560, 4788, 5040, 5320, 5985, 6384, 6779, 6840, 7980, 9576, 10640, 11970, 13558, 13680, 15960, 19152, 20337, 23940, 27116, 31920, 33895, 40674, 47453, 47880, 54232, 61011, 67790, 81348, 94906, 95760, 101685, 108464, 122022, 128801, 135580, 142359, 162696, 189812, 203370, 237265, 244044, 257602, 271160, 284718, 305055, 325392, 379624, 386403, 406740, 427077, 474530, 488088, 515204, 542320, 569436, 610110, 644005, 711795, 759248, 772806, 813480, 854154, 901607, 949060, 976176, 1030408, 1138872, 1159209, 1220220, 1288010, 1423590, 1545612, 1626960, 1708308, 1803214, 1898120, 1932015, 2060816, 2135385, 2277744, 2318418, 2440440, 2576020, 2704821, 2847180, 3091224, 3416616, 3606428, 3796240, 3864030, 4270770, 4508035, 4636836, 4880880, 5152040, 5409642, 5694360, 5796045, 6182448, 6833232, 7212856, 7728060, 8114463, 8541540, 9016070, 9273672, 10304080, 10819284, 11388720, 11592090, 13524105, 14425712, 15456120, 16228926, 17083080, 18032140, 18547344, 21638568, 23184180, 27048210, 30912240, 32457852, 34166160, 36064280, 40572315, 43277136, 46368360, 54096420, 64915704, 72128560, 81144630, 92736720, 108192840, 129831408, 162289260, 216385680, 324578520, 649157040]

約数ペア:

[(1, 649157040), (2, 324578520), (3, 216385680), (4, 162289260), (5, 129831408), (6, 108192840), (7, 92736720), (8, 81144630), (9, 72128560), (10, 64915704), (12, 54096420), (14, 46368360), (15, 43277136), (16, 40572315), (18, 36064280), (19, 34166160), (20, 32457852), (21, 30912240), (24, 27048210), (28, 23184180), (30, 21638568), (35, 18547344), (36, 18032140), (38, 17083080), (40, 16228926), (42, 15456120), (45, 14425712), (48, 13524105), (56, 11592090), (57, 11388720), (60, 10819284), (63, 10304080), (70, 9273672), (72, 9016070), (76, 8541540), (80, 8114463), (84, 7728060), (90, 7212856), (95, 6833232), (105, 6182448), (112, 5796045), (114, 5694360), (120, 5409642), (126, 5152040), (133, 4880880), (140, 4636836), (144, 4508035), (152, 4270770), (168, 3864030), (171, 3796240), (180, 3606428), (190, 3416616), (210, 3091224), (228, 2847180), (240, 2704821), (252, 2576020), (266, 2440440), (280, 2318418), (285, 2277744), (304, 2135385), (315, 2060816), (336, 1932015), (342, 1898120), (360, 1803214), (380, 1708308), (399, 1626960), (420, 1545612), (456, 1423590), (504, 1288010), (532, 1220220), (560, 1159209), (570, 1138872), (630, 1030408), (665, 976176), (684, 949060), (720, 901607), (760, 854154), (798, 813480), (840, 772806), (855, 759248), (912, 711795), (1008, 644005), (1064, 610110), (1140, 569436), (1197, 542320), (1260, 515204), (1330, 488088), (1368, 474530), (1520, 427077), (1596, 406740), (1680, 386403), (1710, 379624), (1995, 325392), (2128, 305055), (2280, 284718), (2394, 271160), (2520, 257602), (2660, 244044), (2736, 237265), (3192, 203370), (3420, 189812), (3990, 162696), (4560, 142359), (4788, 135580), (5040, 128801), (5320, 122022), (5985, 108464), (6384, 101685), (6779, 95760), (6840, 94906), (7980, 81348), (9576, 67790), (10640, 61011), (11970, 54232), (13558, 47880), (13680, 47453), (15960, 40674), (19152, 33895), (20337, 31920), (23940, 27116)]