20682359040

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{109919}}^1$

素因数の和:109957

約数の個数: 216

約数和(自身を含む): 76839356160

約数和(自身を除く): 56156997120

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, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 768, 784, 840, 896, 960, 980, 1120, 1176, 1280, 1344, 1470, 1568, 1680, 1792, 1920, 1960, 2240, 2352, 2688, 2940, 3136, 3360, 3840, 3920, 4480, 4704, 5376, 5880, 6272, 6720, 7840, 8960, 9408, 11760, 12544, 13440, 15680, 18816, 23520, 26880, 31360, 37632, 47040, 62720, 94080, 109919, 188160, 219838, 329757, 439676, 549595, 659514, 769433, 879352, 1099190, 1319028, 1538866, 1648785, 1758704, 2198380, 2308299, 2638056, 3077732, 3297570, 3517408, 3847165, 4396760, 4616598, 5276112, 5386031, 6155464, 6595140, 7034816, 7694330, 8793520, 9233196, 10552224, 10772062, 11541495, 12310928, 13190280, 14069632, 15388660, 16158093, 17587040, 18466392, 21104448, 21544124, 23082990, 24621856, 26380560, 26930155, 28139264, 30777320, 32316186, 35174080, 36932784, 42208896, 43088248, 46165980, 49243712, 52761120, 53860310, 61554640, 64632372, 70348160, 73865568, 80790465, 84417792, 86176496, 92331960, 98487424, 105522240, 107720620, 123109280, 129264744, 140696320, 147731136, 161580930, 172352992, 184663920, 196974848, 211044480, 215441240, 246218560, 258529488, 295462272, 323161860, 344705984, 369327840, 422088960, 430882480, 492437120, 517058976, 590924544, 646323720, 689411968, 738655680, 861764960, 984874240, 1034117952, 1292647440, 1378823936, 1477311360, 1723529920, 2068235904, 2585294880, 2954622720, 3447059840, 4136471808, 5170589760, 6894119680, 10341179520, 20682359040]

約数ペア:

[(1, 20682359040), (2, 10341179520), (3, 6894119680), (4, 5170589760), (5, 4136471808), (6, 3447059840), (7, 2954622720), (8, 2585294880), (10, 2068235904), (12, 1723529920), (14, 1477311360), (15, 1378823936), (16, 1292647440), (20, 1034117952), (21, 984874240), (24, 861764960), (28, 738655680), (30, 689411968), (32, 646323720), (35, 590924544), (40, 517058976), (42, 492437120), (48, 430882480), (49, 422088960), (56, 369327840), (60, 344705984), (64, 323161860), (70, 295462272), (80, 258529488), (84, 246218560), (96, 215441240), (98, 211044480), (105, 196974848), (112, 184663920), (120, 172352992), (128, 161580930), (140, 147731136), (147, 140696320), (160, 129264744), (168, 123109280), (192, 107720620), (196, 105522240), (210, 98487424), (224, 92331960), (240, 86176496), (245, 84417792), (256, 80790465), (280, 73865568), (294, 70348160), (320, 64632372), (336, 61554640), (384, 53860310), (392, 52761120), (420, 49243712), (448, 46165980), (480, 43088248), (490, 42208896), (560, 36932784), (588, 35174080), (640, 32316186), (672, 30777320), (735, 28139264), (768, 26930155), (784, 26380560), (840, 24621856), (896, 23082990), (960, 21544124), (980, 21104448), (1120, 18466392), (1176, 17587040), (1280, 16158093), (1344, 15388660), (1470, 14069632), (1568, 13190280), (1680, 12310928), (1792, 11541495), (1920, 10772062), (1960, 10552224), (2240, 9233196), (2352, 8793520), (2688, 7694330), (2940, 7034816), (3136, 6595140), (3360, 6155464), (3840, 5386031), (3920, 5276112), (4480, 4616598), (4704, 4396760), (5376, 3847165), (5880, 3517408), (6272, 3297570), (6720, 3077732), (7840, 2638056), (8960, 2308299), (9408, 2198380), (11760, 1758704), (12544, 1648785), (13440, 1538866), (15680, 1319028), (18816, 1099190), (23520, 879352), (26880, 769433), (31360, 659514), (37632, 549595), (47040, 439676), (62720, 329757), (94080, 219838), (109919, 188160)]