123261208

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 297676800

約数和(自身を除く): 174415592

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 37, 38, 56, 62, 74, 76, 101, 124, 133, 148, 152, 202, 217, 248, 259, 266, 296, 404, 434, 518, 532, 589, 703, 707, 808, 868, 1036, 1064, 1147, 1178, 1406, 1414, 1736, 1919, 2072, 2294, 2356, 2812, 2828, 3131, 3737, 3838, 4123, 4588, 4712, 4921, 5624, 5656, 6262, 7474, 7676, 8029, 8246, 9176, 9842, 12524, 13433, 14948, 15352, 16058, 16492, 19684, 21793, 21917, 25048, 26159, 26866, 29896, 32116, 32984, 39368, 43586, 43834, 52318, 53732, 59489, 64232, 71003, 87172, 87668, 104636, 107464, 115847, 118978, 142006, 152551, 174344, 175336, 209272, 231694, 237956, 284012, 305102, 416423, 463388, 475912, 497021, 568024, 610204, 810929, 832846, 926776, 994042, 1220408, 1621858, 1665692, 1988084, 2201093, 3243716, 3331384, 3976168, 4402186, 6487432, 8804372, 15407651, 17608744, 30815302, 61630604, 123261208]

約数ペア:

[(1, 123261208), (2, 61630604), (4, 30815302), (7, 17608744), (8, 15407651), (14, 8804372), (19, 6487432), (28, 4402186), (31, 3976168), (37, 3331384), (38, 3243716), (56, 2201093), (62, 1988084), (74, 1665692), (76, 1621858), (101, 1220408), (124, 994042), (133, 926776), (148, 832846), (152, 810929), (202, 610204), (217, 568024), (248, 497021), (259, 475912), (266, 463388), (296, 416423), (404, 305102), (434, 284012), (518, 237956), (532, 231694), (589, 209272), (703, 175336), (707, 174344), (808, 152551), (868, 142006), (1036, 118978), (1064, 115847), (1147, 107464), (1178, 104636), (1406, 87668), (1414, 87172), (1736, 71003), (1919, 64232), (2072, 59489), (2294, 53732), (2356, 52318), (2812, 43834), (2828, 43586), (3131, 39368), (3737, 32984), (3838, 32116), (4123, 29896), (4588, 26866), (4712, 26159), (4921, 25048), (5624, 21917), (5656, 21793), (6262, 19684), (7474, 16492), (7676, 16058), (8029, 15352), (8246, 14948), (9176, 13433), (9842, 12524)]