289789440

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:512

約数の個数: 160

約数和(自身を含む): 938377440

約数和(自身を除く): 648588000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 97, 120, 128, 160, 192, 194, 240, 256, 291, 320, 384, 388, 389, 480, 485, 512, 582, 640, 768, 776, 778, 960, 970, 1164, 1167, 1280, 1455, 1536, 1552, 1556, 1920, 1940, 1945, 2328, 2334, 2560, 2910, 3104, 3112, 3840, 3880, 3890, 4656, 4668, 5820, 5835, 6208, 6224, 7680, 7760, 7780, 9312, 9336, 11640, 11670, 12416, 12448, 15520, 15560, 18624, 18672, 23280, 23340, 24832, 24896, 31040, 31120, 37248, 37344, 37733, 46560, 46680, 49664, 49792, 62080, 62240, 74496, 74688, 75466, 93120, 93360, 99584, 113199, 124160, 124480, 148992, 149376, 150932, 186240, 186720, 188665, 199168, 226398, 248320, 248960, 298752, 301864, 372480, 373440, 377330, 452796, 497920, 565995, 597504, 603728, 744960, 746880, 754660, 905592, 995840, 1131990, 1207456, 1493760, 1509320, 1811184, 2263980, 2414912, 2987520, 3018640, 3622368, 4527960, 4829824, 6037280, 7244736, 9055920, 9659648, 12074560, 14489472, 18111840, 19319296, 24149120, 28978944, 36223680, 48298240, 57957888, 72447360, 96596480, 144894720, 289789440]

約数ペア:

[(1, 289789440), (2, 144894720), (3, 96596480), (4, 72447360), (5, 57957888), (6, 48298240), (8, 36223680), (10, 28978944), (12, 24149120), (15, 19319296), (16, 18111840), (20, 14489472), (24, 12074560), (30, 9659648), (32, 9055920), (40, 7244736), (48, 6037280), (60, 4829824), (64, 4527960), (80, 3622368), (96, 3018640), (97, 2987520), (120, 2414912), (128, 2263980), (160, 1811184), (192, 1509320), (194, 1493760), (240, 1207456), (256, 1131990), (291, 995840), (320, 905592), (384, 754660), (388, 746880), (389, 744960), (480, 603728), (485, 597504), (512, 565995), (582, 497920), (640, 452796), (768, 377330), (776, 373440), (778, 372480), (960, 301864), (970, 298752), (1164, 248960), (1167, 248320), (1280, 226398), (1455, 199168), (1536, 188665), (1552, 186720), (1556, 186240), (1920, 150932), (1940, 149376), (1945, 148992), (2328, 124480), (2334, 124160), (2560, 113199), (2910, 99584), (3104, 93360), (3112, 93120), (3840, 75466), (3880, 74688), (3890, 74496), (4656, 62240), (4668, 62080), (5820, 49792), (5835, 49664), (6208, 46680), (6224, 46560), (7680, 37733), (7760, 37344), (7780, 37248), (9312, 31120), (9336, 31040), (11640, 24896), (11670, 24832), (12416, 23340), (12448, 23280), (15520, 18672), (15560, 18624)]