2009212910080

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1399}}^1\times {\mathrm{18097}}^1$

素因数の和:19550

約数の個数: 160

約数和(自身を含む): 4976631475200

約数和(自身を除く): 2967418565120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1399, 1984, 2480, 2560, 2798, 3968, 4960, 5596, 6995, 7936, 9920, 11192, 13990, 15872, 18097, 19840, 22384, 27980, 36194, 39680, 43369, 44768, 55960, 72388, 79360, 86738, 89536, 90485, 111920, 144776, 173476, 179072, 180970, 216845, 223840, 289552, 346952, 358144, 361940, 433690, 447680, 561007, 579104, 693904, 716288, 723880, 867380, 895360, 1122014, 1158208, 1387808, 1447760, 1734760, 1790720, 2244028, 2316416, 2775616, 2805035, 2895520, 3469520, 3581440, 4488056, 4632832, 5551232, 5610070, 5791040, 6939040, 8976112, 9265664, 11102464, 11220140, 11582080, 13878080, 17952224, 22204928, 22440280, 23164160, 25317703, 27756160, 35904448, 44880560, 46328320, 50635406, 55512320, 71808896, 89761120, 101270812, 111024640, 126588515, 143617792, 179522240, 202541624, 253177030, 287235584, 359044480, 405083248, 506354060, 718088960, 784848793, 810166496, 1012708120, 1436177920, 1569697586, 1620332992, 2025416240, 3139395172, 3240665984, 3924243965, 4050832480, 6278790344, 6481331968, 7848487930, 8101664960, 12557580688, 12962663936, 15696975860, 16203329920, 25115161376, 31393951720, 32406659840, 50230322752, 62787903440, 64813319680, 100460645504, 125575806880, 200921291008, 251151613760, 401842582016, 502303227520, 1004606455040, 2009212910080]

約数ペア:

[(1, 2009212910080), (2, 1004606455040), (4, 502303227520), (5, 401842582016), (8, 251151613760), (10, 200921291008), (16, 125575806880), (20, 100460645504), (31, 64813319680), (32, 62787903440), (40, 50230322752), (62, 32406659840), (64, 31393951720), (80, 25115161376), (124, 16203329920), (128, 15696975860), (155, 12962663936), (160, 12557580688), (248, 8101664960), (256, 7848487930), (310, 6481331968), (320, 6278790344), (496, 4050832480), (512, 3924243965), (620, 3240665984), (640, 3139395172), (992, 2025416240), (1240, 1620332992), (1280, 1569697586), (1399, 1436177920), (1984, 1012708120), (2480, 810166496), (2560, 784848793), (2798, 718088960), (3968, 506354060), (4960, 405083248), (5596, 359044480), (6995, 287235584), (7936, 253177030), (9920, 202541624), (11192, 179522240), (13990, 143617792), (15872, 126588515), (18097, 111024640), (19840, 101270812), (22384, 89761120), (27980, 71808896), (36194, 55512320), (39680, 50635406), (43369, 46328320), (44768, 44880560), (55960, 35904448), (72388, 27756160), (79360, 25317703), (86738, 23164160), (89536, 22440280), (90485, 22204928), (111920, 17952224), (144776, 13878080), (173476, 11582080), (179072, 11220140), (180970, 11102464), (216845, 9265664), (223840, 8976112), (289552, 6939040), (346952, 5791040), (358144, 5610070), (361940, 5551232), (433690, 4632832), (447680, 4488056), (561007, 3581440), (579104, 3469520), (693904, 2895520), (716288, 2805035), (723880, 2775616), (867380, 2316416), (895360, 2244028), (1122014, 1790720), (1158208, 1734760), (1387808, 1447760)]