27229840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:161

約数の個数: 120

約数和(自身を含む): 72729720

約数和(自身を除く): 45499880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 97, 110, 116, 121, 145, 176, 194, 220, 232, 242, 290, 319, 388, 440, 464, 484, 485, 580, 605, 638, 776, 880, 968, 970, 1067, 1160, 1210, 1276, 1552, 1595, 1936, 1940, 2134, 2320, 2420, 2552, 2813, 3190, 3509, 3880, 4268, 4840, 5104, 5335, 5626, 6380, 7018, 7760, 8536, 9680, 10670, 11252, 11737, 12760, 14036, 14065, 17072, 17545, 21340, 22504, 23474, 25520, 28072, 28130, 30943, 35090, 42680, 45008, 46948, 56144, 56260, 58685, 61886, 70180, 85360, 93896, 112520, 117370, 123772, 140360, 154715, 187792, 225040, 234740, 247544, 280720, 309430, 340373, 469480, 495088, 618860, 680746, 938960, 1237720, 1361492, 1701865, 2475440, 2722984, 3403730, 5445968, 6807460, 13614920, 27229840]

約数ペア:

[(1, 27229840), (2, 13614920), (4, 6807460), (5, 5445968), (8, 3403730), (10, 2722984), (11, 2475440), (16, 1701865), (20, 1361492), (22, 1237720), (29, 938960), (40, 680746), (44, 618860), (55, 495088), (58, 469480), (80, 340373), (88, 309430), (97, 280720), (110, 247544), (116, 234740), (121, 225040), (145, 187792), (176, 154715), (194, 140360), (220, 123772), (232, 117370), (242, 112520), (290, 93896), (319, 85360), (388, 70180), (440, 61886), (464, 58685), (484, 56260), (485, 56144), (580, 46948), (605, 45008), (638, 42680), (776, 35090), (880, 30943), (968, 28130), (970, 28072), (1067, 25520), (1160, 23474), (1210, 22504), (1276, 21340), (1552, 17545), (1595, 17072), (1936, 14065), (1940, 14036), (2134, 12760), (2320, 11737), (2420, 11252), (2552, 10670), (2813, 9680), (3190, 8536), (3509, 7760), (3880, 7018), (4268, 6380), (4840, 5626), (5104, 5335)]