161259840

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:470

約数の個数: 336

約数和(自身を含む): 668853120

約数和(自身を除く): 507593280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 64, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 192, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 320, 336, 342, 360, 380, 399, 420, 421, 448, 456, 480, 504, 532, 560, 570, 576, 608, 630, 665, 672, 684, 720, 760, 798, 840, 842, 855, 912, 960, 1008, 1064, 1120, 1140, 1197, 1216, 1260, 1263, 1330, 1344, 1368, 1440, 1520, 1596, 1680, 1684, 1710, 1824, 1995, 2016, 2105, 2128, 2240, 2280, 2394, 2520, 2526, 2660, 2736, 2880, 2947, 3040, 3192, 3360, 3368, 3420, 3648, 3789, 3990, 4032, 4210, 4256, 4560, 4788, 5040, 5052, 5320, 5472, 5894, 5985, 6080, 6315, 6384, 6720, 6736, 6840, 7578, 7980, 7999, 8420, 8512, 8841, 9120, 9576, 10080, 10104, 10640, 10944, 11788, 11970, 12630, 12768, 13472, 13680, 14735, 15156, 15960, 15998, 16840, 17682, 18240, 18945, 19152, 20160, 20208, 21280, 23576, 23940, 23997, 25260, 25536, 26523, 26944, 27360, 29470, 30312, 31920, 31996, 33680, 35364, 37890, 38304, 39995, 40416, 42560, 44205, 47152, 47880, 47994, 50520, 53046, 54720, 55993, 58940, 60624, 63840, 63992, 67360, 70728, 71991, 75780, 76608, 79990, 80832, 88410, 94304, 95760, 95988, 101040, 106092, 111986, 117880, 119985, 121248, 127680, 127984, 132615, 134720, 141456, 143982, 151560, 159980, 167979, 176820, 188608, 191520, 191976, 202080, 212184, 223972, 235760, 239970, 242496, 255968, 265230, 279965, 282912, 287964, 303120, 319960, 335958, 353640, 359955, 383040, 383952, 404160, 424368, 447944, 471520, 479940, 503937, 511936, 530460, 559930, 565824, 575928, 606240, 639920, 671916, 707280, 719910, 767904, 839895, 848736, 895888, 943040, 959880, 1007874, 1060920, 1119860, 1151856, 1212480, 1279840, 1343832, 1414560, 1439820, 1535808, 1679790, 1697472, 1791776, 1919760, 2015748, 2121840, 2239720, 2303712, 2519685, 2559680, 2687664, 2829120, 2879640, 3359580, 3583552, 3839520, 4031496, 4243680, 4479440, 4607424, 5039370, 5375328, 5759280, 6719160, 7679040, 8062992, 8487360, 8958880, 10078740, 10750656, 11518560, 13438320, 16125984, 17917760, 20157480, 23037120, 26876640, 32251968, 40314960, 53753280, 80629920, 161259840]

約数ペア:

[(1, 161259840), (2, 80629920), (3, 53753280), (4, 40314960), (5, 32251968), (6, 26876640), (7, 23037120), (8, 20157480), (9, 17917760), (10, 16125984), (12, 13438320), (14, 11518560), (15, 10750656), (16, 10078740), (18, 8958880), (19, 8487360), (20, 8062992), (21, 7679040), (24, 6719160), (28, 5759280), (30, 5375328), (32, 5039370), (35, 4607424), (36, 4479440), (38, 4243680), (40, 4031496), (42, 3839520), (45, 3583552), (48, 3359580), (56, 2879640), (57, 2829120), (60, 2687664), (63, 2559680), (64, 2519685), (70, 2303712), (72, 2239720), (76, 2121840), (80, 2015748), (84, 1919760), (90, 1791776), (95, 1697472), (96, 1679790), (105, 1535808), (112, 1439820), (114, 1414560), (120, 1343832), (126, 1279840), (133, 1212480), (140, 1151856), (144, 1119860), (152, 1060920), (160, 1007874), (168, 959880), (171, 943040), (180, 895888), (190, 848736), (192, 839895), (210, 767904), (224, 719910), (228, 707280), (240, 671916), (252, 639920), (266, 606240), (280, 575928), (285, 565824), (288, 559930), (304, 530460), (315, 511936), (320, 503937), (336, 479940), (342, 471520), (360, 447944), (380, 424368), (399, 404160), (420, 383952), (421, 383040), (448, 359955), (456, 353640), (480, 335958), (504, 319960), (532, 303120), (560, 287964), (570, 282912), (576, 279965), (608, 265230), (630, 255968), (665, 242496), (672, 239970), (684, 235760), (720, 223972), (760, 212184), (798, 202080), (840, 191976), (842, 191520), (855, 188608), (912, 176820), (960, 167979), (1008, 159980), (1064, 151560), (1120, 143982), (1140, 141456), (1197, 134720), (1216, 132615), (1260, 127984), (1263, 127680), (1330, 121248), (1344, 119985), (1368, 117880), (1440, 111986), (1520, 106092), (1596, 101040), (1680, 95988), (1684, 95760), (1710, 94304), (1824, 88410), (1995, 80832), (2016, 79990), (2105, 76608), (2128, 75780), (2240, 71991), (2280, 70728), (2394, 67360), (2520, 63992), (2526, 63840), (2660, 60624), (2736, 58940), (2880, 55993), (2947, 54720), (3040, 53046), (3192, 50520), (3360, 47994), (3368, 47880), (3420, 47152), (3648, 44205), (3789, 42560), (3990, 40416), (4032, 39995), (4210, 38304), (4256, 37890), (4560, 35364), (4788, 33680), (5040, 31996), (5052, 31920), (5320, 30312), (5472, 29470), (5894, 27360), (5985, 26944), (6080, 26523), (6315, 25536), (6384, 25260), (6720, 23997), (6736, 23940), (6840, 23576), (7578, 21280), (7980, 20208), (7999, 20160), (8420, 19152), (8512, 18945), (8841, 18240), (9120, 17682), (9576, 16840), (10080, 15998), (10104, 15960), (10640, 15156), (10944, 14735), (11788, 13680), (11970, 13472), (12630, 12768)]