256591200

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:390

約数の個数: 288

約数和(自身を含む): 933690240

約数和(自身を除く): 677099040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 25, 30, 32, 34, 38, 40, 48, 50, 51, 57, 60, 68, 75, 76, 80, 85, 95, 96, 100, 102, 114, 120, 136, 150, 152, 160, 170, 190, 200, 204, 228, 240, 255, 272, 285, 300, 304, 323, 331, 340, 380, 400, 408, 425, 456, 475, 480, 510, 544, 570, 600, 608, 646, 662, 680, 760, 800, 816, 850, 912, 950, 969, 993, 1020, 1140, 1200, 1275, 1292, 1324, 1360, 1425, 1520, 1615, 1632, 1655, 1700, 1824, 1900, 1938, 1986, 2040, 2280, 2400, 2550, 2584, 2648, 2720, 2850, 3040, 3230, 3310, 3400, 3800, 3876, 3972, 4080, 4560, 4845, 4965, 5100, 5168, 5296, 5627, 5700, 6289, 6460, 6620, 6800, 7600, 7752, 7944, 8075, 8160, 8275, 9120, 9690, 9930, 10200, 10336, 10592, 11254, 11400, 12578, 12920, 13240, 13600, 15200, 15504, 15888, 16150, 16550, 16881, 18867, 19380, 19860, 20400, 22508, 22800, 24225, 24825, 25156, 25840, 26480, 28135, 31008, 31445, 31776, 32300, 33100, 33762, 37734, 38760, 39720, 40800, 45016, 45600, 48450, 49650, 50312, 51680, 52960, 56270, 62890, 64600, 66200, 67524, 75468, 77520, 79440, 84405, 90032, 94335, 96900, 99300, 100624, 106913, 112540, 125780, 129200, 132400, 135048, 140675, 150936, 155040, 157225, 158880, 168810, 180064, 188670, 193800, 198600, 201248, 213826, 225080, 251560, 258400, 264800, 270096, 281350, 301872, 314450, 320739, 337620, 377340, 387600, 397200, 422025, 427652, 450160, 471675, 503120, 534565, 540192, 562700, 603744, 628900, 641478, 675240, 754680, 775200, 794400, 844050, 855304, 900320, 943350, 1006240, 1069130, 1125400, 1257800, 1282956, 1350480, 1509360, 1603695, 1688100, 1710608, 1886700, 2138260, 2250800, 2515600, 2565912, 2672825, 2700960, 3018720, 3207390, 3376200, 3421216, 3773400, 4276520, 4501600, 5031200, 5131824, 5345650, 6414780, 6752400, 7546800, 8018475, 8553040, 10263648, 10691300, 12829560, 13504800, 15093600, 16036950, 17106080, 21382600, 25659120, 32073900, 42765200, 51318240, 64147800, 85530400, 128295600, 256591200]

約数ペア:

[(1, 256591200), (2, 128295600), (3, 85530400), (4, 64147800), (5, 51318240), (6, 42765200), (8, 32073900), (10, 25659120), (12, 21382600), (15, 17106080), (16, 16036950), (17, 15093600), (19, 13504800), (20, 12829560), (24, 10691300), (25, 10263648), (30, 8553040), (32, 8018475), (34, 7546800), (38, 6752400), (40, 6414780), (48, 5345650), (50, 5131824), (51, 5031200), (57, 4501600), (60, 4276520), (68, 3773400), (75, 3421216), (76, 3376200), (80, 3207390), (85, 3018720), (95, 2700960), (96, 2672825), (100, 2565912), (102, 2515600), (114, 2250800), (120, 2138260), (136, 1886700), (150, 1710608), (152, 1688100), (160, 1603695), (170, 1509360), (190, 1350480), (200, 1282956), (204, 1257800), (228, 1125400), (240, 1069130), (255, 1006240), (272, 943350), (285, 900320), (300, 855304), (304, 844050), (323, 794400), (331, 775200), (340, 754680), (380, 675240), (400, 641478), (408, 628900), (425, 603744), (456, 562700), (475, 540192), (480, 534565), (510, 503120), (544, 471675), (570, 450160), (600, 427652), (608, 422025), (646, 397200), (662, 387600), (680, 377340), (760, 337620), (800, 320739), (816, 314450), (850, 301872), (912, 281350), (950, 270096), (969, 264800), (993, 258400), (1020, 251560), (1140, 225080), (1200, 213826), (1275, 201248), (1292, 198600), (1324, 193800), (1360, 188670), (1425, 180064), (1520, 168810), (1615, 158880), (1632, 157225), (1655, 155040), (1700, 150936), (1824, 140675), (1900, 135048), (1938, 132400), (1986, 129200), (2040, 125780), (2280, 112540), (2400, 106913), (2550, 100624), (2584, 99300), (2648, 96900), (2720, 94335), (2850, 90032), (3040, 84405), (3230, 79440), (3310, 77520), (3400, 75468), (3800, 67524), (3876, 66200), (3972, 64600), (4080, 62890), (4560, 56270), (4845, 52960), (4965, 51680), (5100, 50312), (5168, 49650), (5296, 48450), (5627, 45600), (5700, 45016), (6289, 40800), (6460, 39720), (6620, 38760), (6800, 37734), (7600, 33762), (7752, 33100), (7944, 32300), (8075, 31776), (8160, 31445), (8275, 31008), (9120, 28135), (9690, 26480), (9930, 25840), (10200, 25156), (10336, 24825), (10592, 24225), (11254, 22800), (11400, 22508), (12578, 20400), (12920, 19860), (13240, 19380), (13600, 18867), (15200, 16881), (15504, 16550), (15888, 16150)]