169458520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1487}}^1$

素因数の和:1553

約数の個数: 128

約数和(自身を含む): 488540160

約数和(自身を除く): 319081640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 88, 110, 140, 148, 154, 185, 220, 259, 280, 296, 308, 370, 385, 407, 440, 518, 616, 740, 770, 814, 1036, 1295, 1480, 1487, 1540, 1628, 2035, 2072, 2590, 2849, 2974, 3080, 3256, 4070, 5180, 5698, 5948, 7435, 8140, 10360, 10409, 11396, 11896, 14245, 14870, 16280, 16357, 20818, 22792, 28490, 29740, 32714, 41636, 52045, 55019, 56980, 59480, 65428, 81785, 83272, 104090, 110038, 113960, 114499, 130856, 163570, 208180, 220076, 228998, 275095, 327140, 385133, 416360, 440152, 457996, 550190, 572495, 605209, 654280, 770266, 915992, 1100380, 1144990, 1210418, 1540532, 1925665, 2200760, 2289980, 2420836, 3026045, 3081064, 3851330, 4236463, 4579960, 4841672, 6052090, 7702660, 8472926, 12104180, 15405320, 16945852, 21182315, 24208360, 33891704, 42364630, 84729260, 169458520]

約数ペア:

[(1, 169458520), (2, 84729260), (4, 42364630), (5, 33891704), (7, 24208360), (8, 21182315), (10, 16945852), (11, 15405320), (14, 12104180), (20, 8472926), (22, 7702660), (28, 6052090), (35, 4841672), (37, 4579960), (40, 4236463), (44, 3851330), (55, 3081064), (56, 3026045), (70, 2420836), (74, 2289980), (77, 2200760), (88, 1925665), (110, 1540532), (140, 1210418), (148, 1144990), (154, 1100380), (185, 915992), (220, 770266), (259, 654280), (280, 605209), (296, 572495), (308, 550190), (370, 457996), (385, 440152), (407, 416360), (440, 385133), (518, 327140), (616, 275095), (740, 228998), (770, 220076), (814, 208180), (1036, 163570), (1295, 130856), (1480, 114499), (1487, 113960), (1540, 110038), (1628, 104090), (2035, 83272), (2072, 81785), (2590, 65428), (2849, 59480), (2974, 56980), (3080, 55019), (3256, 52045), (4070, 41636), (5180, 32714), (5698, 29740), (5948, 28490), (7435, 22792), (8140, 20818), (10360, 16357), (10409, 16280), (11396, 14870), (11896, 14245)]