278201280

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{41399}}^1$

素因数の和:41426

約数の個数: 112

約数和(自身を含む): 1009497600

約数和(自身を除く): 731296320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 41399, 82798, 124197, 165596, 206995, 248394, 289793, 331192, 413990, 496788, 579586, 620985, 662384, 827980, 869379, 993576, 1159172, 1241970, 1324768, 1448965, 1655960, 1738758, 1987152, 2318344, 2483940, 2649536, 2897930, 3311920, 3477516, 3974304, 4346895, 4636688, 4967880, 5795860, 6623840, 6955032, 7948608, 8693790, 9273376, 9935760, 11591720, 13247680, 13910064, 17387580, 18546752, 19871520, 23183440, 27820128, 34775160, 39743040, 46366880, 55640256, 69550320, 92733760, 139100640, 278201280]

約数ペア:

[(1, 278201280), (2, 139100640), (3, 92733760), (4, 69550320), (5, 55640256), (6, 46366880), (7, 39743040), (8, 34775160), (10, 27820128), (12, 23183440), (14, 19871520), (15, 18546752), (16, 17387580), (20, 13910064), (21, 13247680), (24, 11591720), (28, 9935760), (30, 9273376), (32, 8693790), (35, 7948608), (40, 6955032), (42, 6623840), (48, 5795860), (56, 4967880), (60, 4636688), (64, 4346895), (70, 3974304), (80, 3477516), (84, 3311920), (96, 2897930), (105, 2649536), (112, 2483940), (120, 2318344), (140, 1987152), (160, 1738758), (168, 1655960), (192, 1448965), (210, 1324768), (224, 1241970), (240, 1159172), (280, 993576), (320, 869379), (336, 827980), (420, 662384), (448, 620985), (480, 579586), (560, 496788), (672, 413990), (840, 331192), (960, 289793), (1120, 248394), (1344, 206995), (1680, 165596), (2240, 124197), (3360, 82798), (6720, 41399)]