64747760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:511

約数の個数: 160

約数和(自身を含む): 196273152

約数和(自身を除く): 131525392

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 80, 88, 92, 110, 112, 115, 140, 154, 161, 176, 184, 220, 230, 253, 280, 308, 322, 368, 385, 440, 457, 460, 506, 560, 616, 644, 770, 805, 880, 914, 920, 1012, 1232, 1265, 1288, 1540, 1610, 1771, 1828, 1840, 2024, 2285, 2530, 2576, 3080, 3199, 3220, 3542, 3656, 4048, 4570, 5027, 5060, 6160, 6398, 6440, 7084, 7312, 8855, 9140, 10054, 10120, 10511, 12796, 12880, 14168, 15995, 17710, 18280, 20108, 20240, 21022, 25135, 25592, 28336, 31990, 35189, 35420, 36560, 40216, 42044, 50270, 51184, 52555, 63980, 70378, 70840, 73577, 80432, 84088, 100540, 105110, 115621, 127960, 140756, 141680, 147154, 168176, 175945, 201080, 210220, 231242, 255920, 281512, 294308, 351890, 367885, 402160, 420440, 462484, 563024, 578105, 588616, 703780, 735770, 809347, 840880, 924968, 1156210, 1177232, 1407560, 1471540, 1618694, 1849936, 2312420, 2815120, 2943080, 3237388, 4046735, 4624840, 5886160, 6474776, 8093470, 9249680, 12949552, 16186940, 32373880, 64747760]

約数ペア:

[(1, 64747760), (2, 32373880), (4, 16186940), (5, 12949552), (7, 9249680), (8, 8093470), (10, 6474776), (11, 5886160), (14, 4624840), (16, 4046735), (20, 3237388), (22, 2943080), (23, 2815120), (28, 2312420), (35, 1849936), (40, 1618694), (44, 1471540), (46, 1407560), (55, 1177232), (56, 1156210), (70, 924968), (77, 840880), (80, 809347), (88, 735770), (92, 703780), (110, 588616), (112, 578105), (115, 563024), (140, 462484), (154, 420440), (161, 402160), (176, 367885), (184, 351890), (220, 294308), (230, 281512), (253, 255920), (280, 231242), (308, 210220), (322, 201080), (368, 175945), (385, 168176), (440, 147154), (457, 141680), (460, 140756), (506, 127960), (560, 115621), (616, 105110), (644, 100540), (770, 84088), (805, 80432), (880, 73577), (914, 70840), (920, 70378), (1012, 63980), (1232, 52555), (1265, 51184), (1288, 50270), (1540, 42044), (1610, 40216), (1771, 36560), (1828, 35420), (1840, 35189), (2024, 31990), (2285, 28336), (2530, 25592), (2576, 25135), (3080, 21022), (3199, 20240), (3220, 20108), (3542, 18280), (3656, 17710), (4048, 15995), (4570, 14168), (5027, 12880), (5060, 12796), (6160, 10511), (6398, 10120), (6440, 10054), (7084, 9140), (7312, 8855)]