57168720

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:247

約数の個数: 320

約数和(自身を含む): 238080000

約数和(自身を除く): 180911280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 152, 168, 171, 180, 189, 190, 199, 210, 216, 228, 240, 252, 266, 270, 280, 285, 304, 315, 336, 342, 360, 378, 380, 398, 399, 420, 432, 456, 504, 513, 532, 540, 560, 570, 597, 630, 665, 684, 720, 756, 760, 796, 798, 840, 855, 912, 945, 995, 1008, 1026, 1064, 1080, 1140, 1194, 1197, 1260, 1330, 1368, 1393, 1512, 1520, 1592, 1596, 1680, 1710, 1791, 1890, 1990, 1995, 2052, 2128, 2160, 2280, 2388, 2394, 2520, 2565, 2660, 2736, 2786, 2985, 3024, 3184, 3192, 3420, 3582, 3591, 3780, 3781, 3980, 3990, 4104, 4179, 4560, 4776, 4788, 5040, 5130, 5320, 5373, 5572, 5970, 5985, 6384, 6840, 6965, 7164, 7182, 7560, 7562, 7960, 7980, 8208, 8358, 8955, 9552, 9576, 10260, 10640, 10746, 11144, 11343, 11940, 11970, 12537, 13680, 13930, 14328, 14364, 15120, 15124, 15920, 15960, 16716, 17910, 17955, 18905, 19152, 20520, 20895, 21492, 22288, 22686, 23880, 23940, 25074, 26467, 26865, 27860, 28656, 28728, 30248, 31920, 33432, 34029, 35820, 35910, 37611, 37810, 41040, 41790, 42984, 45372, 47760, 47880, 50148, 52934, 53730, 55720, 56715, 57456, 60496, 62685, 66864, 68058, 71640, 71820, 75222, 75620, 79401, 83580, 85968, 90744, 95760, 100296, 102087, 105868, 107460, 111440, 113430, 125370, 132335, 136116, 143280, 143640, 150444, 151240, 158802, 167160, 170145, 181488, 188055, 200592, 204174, 211736, 214920, 226860, 238203, 250740, 264670, 272232, 287280, 300888, 302480, 317604, 334320, 340290, 376110, 397005, 408348, 423472, 429840, 453720, 476406, 501480, 510435, 529340, 544464, 601776, 635208, 680580, 714609, 752220, 794010, 816696, 907440, 952812, 1002960, 1020870, 1058680, 1191015, 1270416, 1361160, 1429218, 1504440, 1588020, 1633392, 1905624, 2041740, 2117360, 2382030, 2722320, 2858436, 3008880, 3176040, 3573045, 3811248, 4083480, 4764060, 5716872, 6352080, 7146090, 8166960, 9528120, 11433744, 14292180, 19056240, 28584360, 57168720]

約数ペア:

[(1, 57168720), (2, 28584360), (3, 19056240), (4, 14292180), (5, 11433744), (6, 9528120), (7, 8166960), (8, 7146090), (9, 6352080), (10, 5716872), (12, 4764060), (14, 4083480), (15, 3811248), (16, 3573045), (18, 3176040), (19, 3008880), (20, 2858436), (21, 2722320), (24, 2382030), (27, 2117360), (28, 2041740), (30, 1905624), (35, 1633392), (36, 1588020), (38, 1504440), (40, 1429218), (42, 1361160), (45, 1270416), (48, 1191015), (54, 1058680), (56, 1020870), (57, 1002960), (60, 952812), (63, 907440), (70, 816696), (72, 794010), (76, 752220), (80, 714609), (84, 680580), (90, 635208), (95, 601776), (105, 544464), (108, 529340), (112, 510435), (114, 501480), (120, 476406), (126, 453720), (133, 429840), (135, 423472), (140, 408348), (144, 397005), (152, 376110), (168, 340290), (171, 334320), (180, 317604), (189, 302480), (190, 300888), (199, 287280), (210, 272232), (216, 264670), (228, 250740), (240, 238203), (252, 226860), (266, 214920), (270, 211736), (280, 204174), (285, 200592), (304, 188055), (315, 181488), (336, 170145), (342, 167160), (360, 158802), (378, 151240), (380, 150444), (398, 143640), (399, 143280), (420, 136116), (432, 132335), (456, 125370), (504, 113430), (513, 111440), (532, 107460), (540, 105868), (560, 102087), (570, 100296), (597, 95760), (630, 90744), (665, 85968), (684, 83580), (720, 79401), (756, 75620), (760, 75222), (796, 71820), (798, 71640), (840, 68058), (855, 66864), (912, 62685), (945, 60496), (995, 57456), (1008, 56715), (1026, 55720), (1064, 53730), (1080, 52934), (1140, 50148), (1194, 47880), (1197, 47760), (1260, 45372), (1330, 42984), (1368, 41790), (1393, 41040), (1512, 37810), (1520, 37611), (1592, 35910), (1596, 35820), (1680, 34029), (1710, 33432), (1791, 31920), (1890, 30248), (1990, 28728), (1995, 28656), (2052, 27860), (2128, 26865), (2160, 26467), (2280, 25074), (2388, 23940), (2394, 23880), (2520, 22686), (2565, 22288), (2660, 21492), (2736, 20895), (2786, 20520), (2985, 19152), (3024, 18905), (3184, 17955), (3192, 17910), (3420, 16716), (3582, 15960), (3591, 15920), (3780, 15124), (3781, 15120), (3980, 14364), (3990, 14328), (4104, 13930), (4179, 13680), (4560, 12537), (4776, 11970), (4788, 11940), (5040, 11343), (5130, 11144), (5320, 10746), (5373, 10640), (5572, 10260), (5970, 9576), (5985, 9552), (6384, 8955), (6840, 8358), (6965, 8208), (7164, 7980), (7182, 7960), (7560, 7562)]