1990276944

素因数分解:

$2^4\times 3^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{2003}}^1$

素因数の和:2304

約数の個数: 80

約数和(自身を含む): 5216428032

約数和(自身を除く): 3226151088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 127, 163, 254, 326, 381, 489, 508, 652, 762, 978, 1016, 1304, 1524, 1956, 2003, 2032, 2608, 3048, 3912, 4006, 6009, 6096, 7824, 8012, 12018, 16024, 20701, 24036, 32048, 41402, 48072, 62103, 82804, 96144, 124206, 165608, 248412, 254381, 326489, 331216, 496824, 508762, 652978, 763143, 979467, 993648, 1017524, 1305956, 1526286, 1958934, 2035048, 2611912, 3052572, 3917868, 4070096, 5223824, 6105144, 7835736, 12210288, 15671472, 41464103, 82928206, 124392309, 165856412, 248784618, 331712824, 497569236, 663425648, 995138472, 1990276944]

約数ペア:

[(1, 1990276944), (2, 995138472), (3, 663425648), (4, 497569236), (6, 331712824), (8, 248784618), (12, 165856412), (16, 124392309), (24, 82928206), (48, 41464103), (127, 15671472), (163, 12210288), (254, 7835736), (326, 6105144), (381, 5223824), (489, 4070096), (508, 3917868), (652, 3052572), (762, 2611912), (978, 2035048), (1016, 1958934), (1304, 1526286), (1524, 1305956), (1956, 1017524), (2003, 993648), (2032, 979467), (2608, 763143), (3048, 652978), (3912, 508762), (4006, 496824), (6009, 331216), (6096, 326489), (7824, 254381), (8012, 248412), (12018, 165608), (16024, 124206), (20701, 96144), (24036, 82804), (32048, 62103), (41402, 48072)]