319612800

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{197}}^1$

素因数の和:250

約数の個数: 288

約数和(自身を含む): 1145719080

約数和(自身を除く): 826106280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 128, 130, 150, 156, 160, 169, 192, 195, 197, 200, 208, 240, 260, 300, 312, 320, 325, 338, 384, 390, 394, 400, 416, 480, 507, 520, 591, 600, 624, 640, 650, 676, 780, 788, 800, 832, 845, 960, 975, 985, 1014, 1040, 1182, 1200, 1248, 1300, 1352, 1560, 1576, 1600, 1664, 1690, 1920, 1950, 1970, 2028, 2080, 2364, 2400, 2496, 2535, 2561, 2600, 2704, 2955, 3120, 3152, 3200, 3380, 3900, 3940, 4056, 4160, 4225, 4728, 4800, 4925, 4992, 5070, 5122, 5200, 5408, 5910, 6240, 6304, 6760, 7683, 7800, 7880, 8112, 8320, 8450, 9456, 9600, 9850, 10140, 10244, 10400, 10816, 11820, 12480, 12608, 12675, 12805, 13520, 14775, 15366, 15600, 15760, 16224, 16900, 18912, 19700, 20280, 20488, 20800, 21632, 23640, 24960, 25216, 25350, 25610, 27040, 29550, 30732, 31200, 31520, 32448, 33293, 33800, 37824, 38415, 39400, 40560, 40976, 41600, 47280, 50700, 51220, 54080, 59100, 61464, 62400, 63040, 64025, 64896, 66586, 67600, 75648, 76830, 78800, 81120, 81952, 94560, 99879, 101400, 102440, 108160, 118200, 122928, 124800, 126080, 128050, 133172, 135200, 153660, 157600, 162240, 163904, 166465, 189120, 192075, 199758, 202800, 204880, 236400, 245856, 256100, 266344, 270400, 307320, 315200, 324480, 327808, 332930, 378240, 384150, 399516, 405600, 409760, 472800, 491712, 499395, 512200, 532688, 540800, 614640, 630400, 665860, 768300, 799032, 811200, 819520, 832325, 945600, 983424, 998790, 1024400, 1065376, 1229280, 1331720, 1536600, 1598064, 1622400, 1639040, 1664650, 1891200, 1997580, 2048800, 2130752, 2458560, 2496975, 2663440, 3073200, 3196128, 3329300, 3995160, 4097600, 4261504, 4917120, 4993950, 5326880, 6146400, 6392256, 6658600, 7990320, 8195200, 9987900, 10653760, 12292800, 12784512, 13317200, 15980640, 19975800, 21307520, 24585600, 26634400, 31961280, 39951600, 53268800, 63922560, 79903200, 106537600, 159806400, 319612800]

約数ペア:

[(1, 319612800), (2, 159806400), (3, 106537600), (4, 79903200), (5, 63922560), (6, 53268800), (8, 39951600), (10, 31961280), (12, 26634400), (13, 24585600), (15, 21307520), (16, 19975800), (20, 15980640), (24, 13317200), (25, 12784512), (26, 12292800), (30, 10653760), (32, 9987900), (39, 8195200), (40, 7990320), (48, 6658600), (50, 6392256), (52, 6146400), (60, 5326880), (64, 4993950), (65, 4917120), (75, 4261504), (78, 4097600), (80, 3995160), (96, 3329300), (100, 3196128), (104, 3073200), (120, 2663440), (128, 2496975), (130, 2458560), (150, 2130752), (156, 2048800), (160, 1997580), (169, 1891200), (192, 1664650), (195, 1639040), (197, 1622400), (200, 1598064), (208, 1536600), (240, 1331720), (260, 1229280), (300, 1065376), (312, 1024400), (320, 998790), (325, 983424), (338, 945600), (384, 832325), (390, 819520), (394, 811200), (400, 799032), (416, 768300), (480, 665860), (507, 630400), (520, 614640), (591, 540800), (600, 532688), (624, 512200), (640, 499395), (650, 491712), (676, 472800), (780, 409760), (788, 405600), (800, 399516), (832, 384150), (845, 378240), (960, 332930), (975, 327808), (985, 324480), (1014, 315200), (1040, 307320), (1182, 270400), (1200, 266344), (1248, 256100), (1300, 245856), (1352, 236400), (1560, 204880), (1576, 202800), (1600, 199758), (1664, 192075), (1690, 189120), (1920, 166465), (1950, 163904), (1970, 162240), (2028, 157600), (2080, 153660), (2364, 135200), (2400, 133172), (2496, 128050), (2535, 126080), (2561, 124800), (2600, 122928), (2704, 118200), (2955, 108160), (3120, 102440), (3152, 101400), (3200, 99879), (3380, 94560), (3900, 81952), (3940, 81120), (4056, 78800), (4160, 76830), (4225, 75648), (4728, 67600), (4800, 66586), (4925, 64896), (4992, 64025), (5070, 63040), (5122, 62400), (5200, 61464), (5408, 59100), (5910, 54080), (6240, 51220), (6304, 50700), (6760, 47280), (7683, 41600), (7800, 40976), (7880, 40560), (8112, 39400), (8320, 38415), (8450, 37824), (9456, 33800), (9600, 33293), (9850, 32448), (10140, 31520), (10244, 31200), (10400, 30732), (10816, 29550), (11820, 27040), (12480, 25610), (12608, 25350), (12675, 25216), (12805, 24960), (13520, 23640), (14775, 21632), (15366, 20800), (15600, 20488), (15760, 20280), (16224, 19700), (16900, 18912)]