123003760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 120

約数和(自身を含む): 320010768

約数和(自身を除く): 197007008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 97, 110, 121, 131, 176, 194, 220, 242, 262, 388, 440, 484, 485, 524, 605, 655, 776, 880, 968, 970, 1048, 1067, 1210, 1310, 1441, 1552, 1936, 1940, 2096, 2134, 2420, 2620, 2882, 3880, 4268, 4840, 5240, 5335, 5764, 7205, 7760, 8536, 9680, 10480, 10670, 11528, 11737, 12707, 14410, 15851, 17072, 21340, 23056, 23474, 25414, 28820, 31702, 42680, 46948, 50828, 57640, 58685, 63404, 63535, 79255, 85360, 93896, 101656, 115280, 117370, 126808, 127070, 139777, 158510, 187792, 203312, 234740, 253616, 254140, 279554, 317020, 469480, 508280, 559108, 634040, 698885, 938960, 1016560, 1118216, 1268080, 1397770, 1537547, 2236432, 2795540, 3075094, 5591080, 6150188, 7687735, 11182160, 12300376, 15375470, 24600752, 30750940, 61501880, 123003760]

約数ペア:

[(1, 123003760), (2, 61501880), (4, 30750940), (5, 24600752), (8, 15375470), (10, 12300376), (11, 11182160), (16, 7687735), (20, 6150188), (22, 5591080), (40, 3075094), (44, 2795540), (55, 2236432), (80, 1537547), (88, 1397770), (97, 1268080), (110, 1118216), (121, 1016560), (131, 938960), (176, 698885), (194, 634040), (220, 559108), (242, 508280), (262, 469480), (388, 317020), (440, 279554), (484, 254140), (485, 253616), (524, 234740), (605, 203312), (655, 187792), (776, 158510), (880, 139777), (968, 127070), (970, 126808), (1048, 117370), (1067, 115280), (1210, 101656), (1310, 93896), (1441, 85360), (1552, 79255), (1936, 63535), (1940, 63404), (2096, 58685), (2134, 57640), (2420, 50828), (2620, 46948), (2882, 42680), (3880, 31702), (4268, 28820), (4840, 25414), (5240, 23474), (5335, 23056), (5764, 21340), (7205, 17072), (7760, 15851), (8536, 14410), (9680, 12707), (10480, 11737), (10670, 11528)]