128488360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3209}}^1$

素因数の和:3251

約数の個数: 128

約数和(自身を含む): 388281600

約数和(自身を除く): 259793240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1820, 2002, 2860, 3080, 3209, 3640, 4004, 5005, 5720, 6418, 8008, 10010, 12836, 16045, 20020, 22463, 25672, 32090, 35299, 40040, 41717, 44926, 64180, 70598, 83434, 89852, 112315, 128360, 141196, 166868, 176495, 179704, 208585, 224630, 247093, 282392, 292019, 333736, 352990, 417170, 449260, 458887, 494186, 584038, 705980, 834340, 898520, 917774, 988372, 1168076, 1235465, 1411960, 1460095, 1668680, 1835548, 1976744, 2294435, 2336152, 2470930, 2920190, 3212209, 3671096, 4588870, 4941860, 5840380, 6424418, 9177740, 9883720, 11680760, 12848836, 16061045, 18355480, 25697672, 32122090, 64244180, 128488360]

約数ペア:

[(1, 128488360), (2, 64244180), (4, 32122090), (5, 25697672), (7, 18355480), (8, 16061045), (10, 12848836), (11, 11680760), (13, 9883720), (14, 9177740), (20, 6424418), (22, 5840380), (26, 4941860), (28, 4588870), (35, 3671096), (40, 3212209), (44, 2920190), (52, 2470930), (55, 2336152), (56, 2294435), (65, 1976744), (70, 1835548), (77, 1668680), (88, 1460095), (91, 1411960), (104, 1235465), (110, 1168076), (130, 988372), (140, 917774), (143, 898520), (154, 834340), (182, 705980), (220, 584038), (260, 494186), (280, 458887), (286, 449260), (308, 417170), (364, 352990), (385, 333736), (440, 292019), (455, 282392), (520, 247093), (572, 224630), (616, 208585), (715, 179704), (728, 176495), (770, 166868), (910, 141196), (1001, 128360), (1144, 112315), (1430, 89852), (1540, 83434), (1820, 70598), (2002, 64180), (2860, 44926), (3080, 41717), (3209, 40040), (3640, 35299), (4004, 32090), (5005, 25672), (5720, 22463), (6418, 20020), (8008, 16045), (10010, 12836)]