128193604

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1607}}^1$

素因数の和:1673

約数の個数: 72

約数和(自身を含む): 292565952

約数和(自身を除く): 164372348

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 49, 74, 77, 98, 148, 154, 196, 259, 308, 407, 518, 539, 814, 1036, 1078, 1607, 1628, 1813, 2156, 2849, 3214, 3626, 5698, 6428, 7252, 11249, 11396, 17677, 19943, 22498, 35354, 39886, 44996, 59459, 70708, 78743, 79772, 118918, 123739, 157486, 237836, 247478, 314972, 416213, 494956, 654049, 832426, 866173, 1308098, 1664852, 1732346, 2616196, 2913491, 3464692, 4578343, 5826982, 9156686, 11653964, 18313372, 32048401, 64096802, 128193604]

約数ペア:

[(1, 128193604), (2, 64096802), (4, 32048401), (7, 18313372), (11, 11653964), (14, 9156686), (22, 5826982), (28, 4578343), (37, 3464692), (44, 2913491), (49, 2616196), (74, 1732346), (77, 1664852), (98, 1308098), (148, 866173), (154, 832426), (196, 654049), (259, 494956), (308, 416213), (407, 314972), (518, 247478), (539, 237836), (814, 157486), (1036, 123739), (1078, 118918), (1607, 79772), (1628, 78743), (1813, 70708), (2156, 59459), (2849, 44996), (3214, 39886), (3626, 35354), (5698, 22498), (6428, 19943), (7252, 17677), (11249, 11396)]