216385680

素因数分解:

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

素因数の和:6821

約数の個数: 160

約数和(自身を含む): 807091200

約数和(自身を除く): 590705520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 6779, 7980, 10640, 13558, 15960, 20337, 27116, 31920, 33895, 40674, 47453, 54232, 67790, 81348, 94906, 101685, 108464, 128801, 135580, 142359, 162696, 189812, 203370, 237265, 257602, 271160, 284718, 325392, 379624, 386403, 406740, 474530, 515204, 542320, 569436, 644005, 711795, 759248, 772806, 813480, 901607, 949060, 1030408, 1138872, 1288010, 1423590, 1545612, 1626960, 1803214, 1898120, 1932015, 2060816, 2277744, 2576020, 2704821, 2847180, 3091224, 3606428, 3796240, 3864030, 4508035, 5152040, 5409642, 5694360, 6182448, 7212856, 7728060, 9016070, 10304080, 10819284, 11388720, 13524105, 14425712, 15456120, 18032140, 21638568, 27048210, 30912240, 36064280, 43277136, 54096420, 72128560, 108192840, 216385680]

約数ペア:

[(1, 216385680), (2, 108192840), (3, 72128560), (4, 54096420), (5, 43277136), (6, 36064280), (7, 30912240), (8, 27048210), (10, 21638568), (12, 18032140), (14, 15456120), (15, 14425712), (16, 13524105), (19, 11388720), (20, 10819284), (21, 10304080), (24, 9016070), (28, 7728060), (30, 7212856), (35, 6182448), (38, 5694360), (40, 5409642), (42, 5152040), (48, 4508035), (56, 3864030), (57, 3796240), (60, 3606428), (70, 3091224), (76, 2847180), (80, 2704821), (84, 2576020), (95, 2277744), (105, 2060816), (112, 1932015), (114, 1898120), (120, 1803214), (133, 1626960), (140, 1545612), (152, 1423590), (168, 1288010), (190, 1138872), (210, 1030408), (228, 949060), (240, 901607), (266, 813480), (280, 772806), (285, 759248), (304, 711795), (336, 644005), (380, 569436), (399, 542320), (420, 515204), (456, 474530), (532, 406740), (560, 386403), (570, 379624), (665, 325392), (760, 284718), (798, 271160), (840, 257602), (912, 237265), (1064, 203370), (1140, 189812), (1330, 162696), (1520, 142359), (1596, 135580), (1680, 128801), (1995, 108464), (2128, 101685), (2280, 94906), (2660, 81348), (3192, 67790), (3990, 54232), (4560, 47453), (5320, 40674), (6384, 33895), (6779, 31920), (7980, 27116), (10640, 20337), (13558, 15960)]