72721728

素因数分解:

$2^6\times 3^2\times {\mathrm{251}}^1\times {\mathrm{503}}^1$

素因数の和:772

約数の個数: 84

約数和(自身を含む): 209690208

約数和(自身を除く): 136968480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 251, 288, 502, 503, 576, 753, 1004, 1006, 1506, 1509, 2008, 2012, 2259, 3012, 3018, 4016, 4024, 4518, 4527, 6024, 6036, 8032, 8048, 9036, 9054, 12048, 12072, 16064, 16096, 18072, 18108, 24096, 24144, 32192, 36144, 36216, 48192, 48288, 72288, 72432, 96576, 126253, 144576, 144864, 252506, 289728, 378759, 505012, 757518, 1010024, 1136277, 1515036, 2020048, 2272554, 3030072, 4040096, 4545108, 6060144, 8080192, 9090216, 12120288, 18180432, 24240576, 36360864, 72721728]

約数ペア:

[(1, 72721728), (2, 36360864), (3, 24240576), (4, 18180432), (6, 12120288), (8, 9090216), (9, 8080192), (12, 6060144), (16, 4545108), (18, 4040096), (24, 3030072), (32, 2272554), (36, 2020048), (48, 1515036), (64, 1136277), (72, 1010024), (96, 757518), (144, 505012), (192, 378759), (251, 289728), (288, 252506), (502, 144864), (503, 144576), (576, 126253), (753, 96576), (1004, 72432), (1006, 72288), (1506, 48288), (1509, 48192), (2008, 36216), (2012, 36144), (2259, 32192), (3012, 24144), (3018, 24096), (4016, 18108), (4024, 18072), (4518, 16096), (4527, 16064), (6024, 12072), (6036, 12048), (8032, 9054), (8048, 9036)]