1558480

素因数分解:

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

素因数の和:65

約数の個数: 120

約数和(自身を含む): 4749696

約数和(自身を除く): 3191216

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, 121, 140, 154, 161, 176, 184, 220, 230, 242, 253, 280, 308, 322, 368, 385, 440, 460, 484, 506, 560, 605, 616, 644, 770, 805, 847, 880, 920, 968, 1012, 1210, 1232, 1265, 1288, 1540, 1610, 1694, 1771, 1840, 1936, 2024, 2420, 2530, 2576, 2783, 3080, 3220, 3388, 3542, 4048, 4235, 4840, 5060, 5566, 6160, 6440, 6776, 7084, 8470, 8855, 9680, 10120, 11132, 12880, 13552, 13915, 14168, 16940, 17710, 19481, 20240, 22264, 27830, 28336, 33880, 35420, 38962, 44528, 55660, 67760, 70840, 77924, 97405, 111320, 141680, 155848, 194810, 222640, 311696, 389620, 779240, 1558480]

約数ペア:

[(1, 1558480), (2, 779240), (4, 389620), (5, 311696), (7, 222640), (8, 194810), (10, 155848), (11, 141680), (14, 111320), (16, 97405), (20, 77924), (22, 70840), (23, 67760), (28, 55660), (35, 44528), (40, 38962), (44, 35420), (46, 33880), (55, 28336), (56, 27830), (70, 22264), (77, 20240), (80, 19481), (88, 17710), (92, 16940), (110, 14168), (112, 13915), (115, 13552), (121, 12880), (140, 11132), (154, 10120), (161, 9680), (176, 8855), (184, 8470), (220, 7084), (230, 6776), (242, 6440), (253, 6160), (280, 5566), (308, 5060), (322, 4840), (368, 4235), (385, 4048), (440, 3542), (460, 3388), (484, 3220), (506, 3080), (560, 2783), (605, 2576), (616, 2530), (644, 2420), (770, 2024), (805, 1936), (847, 1840), (880, 1771), (920, 1694), (968, 1610), (1012, 1540), (1210, 1288), (1232, 1265)]