278038880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1523}}^1$

素因数の和:1708

約数の個数: 96

約数和(自身を含む): 755806464

約数和(自身を除く): 477767584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 163, 224, 280, 326, 560, 652, 815, 1120, 1141, 1304, 1523, 1630, 2282, 2608, 3046, 3260, 4564, 5216, 5705, 6092, 6520, 7615, 9128, 10661, 11410, 12184, 13040, 15230, 18256, 21322, 22820, 24368, 26080, 30460, 36512, 42644, 45640, 48736, 53305, 60920, 85288, 91280, 106610, 121840, 170576, 182560, 213220, 243680, 248249, 341152, 426440, 496498, 852880, 992996, 1241245, 1705760, 1737743, 1985992, 2482490, 3475486, 3971984, 4964980, 6950972, 7943968, 8688715, 9929960, 13901944, 17377430, 19859920, 27803888, 34754860, 39719840, 55607776, 69509720, 139019440, 278038880]

約数ペア:

[(1, 278038880), (2, 139019440), (4, 69509720), (5, 55607776), (7, 39719840), (8, 34754860), (10, 27803888), (14, 19859920), (16, 17377430), (20, 13901944), (28, 9929960), (32, 8688715), (35, 7943968), (40, 6950972), (56, 4964980), (70, 3971984), (80, 3475486), (112, 2482490), (140, 1985992), (160, 1737743), (163, 1705760), (224, 1241245), (280, 992996), (326, 852880), (560, 496498), (652, 426440), (815, 341152), (1120, 248249), (1141, 243680), (1304, 213220), (1523, 182560), (1630, 170576), (2282, 121840), (2608, 106610), (3046, 91280), (3260, 85288), (4564, 60920), (5216, 53305), (5705, 48736), (6092, 45640), (6520, 42644), (7615, 36512), (9128, 30460), (10661, 26080), (11410, 24368), (12184, 22820), (13040, 21322), (15230, 18256)]