258533440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^3\times {\mathrm{607}}^1$

素因数の和:657

約数の個数: 112

約数和(自身を含む): 678265344

約数和(自身を除く): 419731904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 352, 440, 484, 605, 607, 704, 880, 968, 1210, 1214, 1331, 1760, 1936, 2420, 2428, 2662, 3035, 3520, 3872, 4840, 4856, 5324, 6070, 6655, 6677, 7744, 9680, 9712, 10648, 12140, 13310, 13354, 19360, 19424, 21296, 24280, 26620, 26708, 33385, 38720, 38848, 42592, 48560, 53240, 53416, 66770, 73447, 85184, 97120, 106480, 106832, 133540, 146894, 194240, 212960, 213664, 267080, 293788, 367235, 425920, 427328, 534160, 587576, 734470, 807917, 1068320, 1175152, 1468940, 1615834, 2136640, 2350304, 2937880, 3231668, 4039585, 4700608, 5875760, 6463336, 8079170, 11751520, 12926672, 16158340, 23503040, 25853344, 32316680, 51706688, 64633360, 129266720, 258533440]

約数ペア:

[(1, 258533440), (2, 129266720), (4, 64633360), (5, 51706688), (8, 32316680), (10, 25853344), (11, 23503040), (16, 16158340), (20, 12926672), (22, 11751520), (32, 8079170), (40, 6463336), (44, 5875760), (55, 4700608), (64, 4039585), (80, 3231668), (88, 2937880), (110, 2350304), (121, 2136640), (160, 1615834), (176, 1468940), (220, 1175152), (242, 1068320), (320, 807917), (352, 734470), (440, 587576), (484, 534160), (605, 427328), (607, 425920), (704, 367235), (880, 293788), (968, 267080), (1210, 213664), (1214, 212960), (1331, 194240), (1760, 146894), (1936, 133540), (2420, 106832), (2428, 106480), (2662, 97120), (3035, 85184), (3520, 73447), (3872, 66770), (4840, 53416), (4856, 53240), (5324, 48560), (6070, 42592), (6655, 38848), (6677, 38720), (7744, 33385), (9680, 26708), (9712, 26620), (10648, 24280), (12140, 21296), (13310, 19424), (13354, 19360)]