212320080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:538

約数の個数: 240

約数和(自身を含む): 824828160

約数和(自身を除く): 612508080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 103, 105, 112, 120, 126, 140, 144, 168, 180, 206, 210, 240, 252, 280, 309, 315, 336, 360, 409, 412, 420, 504, 515, 560, 618, 630, 720, 721, 818, 824, 840, 927, 1008, 1030, 1227, 1236, 1260, 1442, 1545, 1636, 1648, 1680, 1854, 2045, 2060, 2163, 2454, 2472, 2520, 2863, 2884, 3090, 3272, 3605, 3681, 3708, 4090, 4120, 4326, 4635, 4908, 4944, 5040, 5726, 5768, 6135, 6180, 6489, 6544, 7210, 7362, 7416, 8180, 8240, 8589, 8652, 9270, 9816, 10815, 11452, 11536, 12270, 12360, 12978, 14315, 14420, 14724, 14832, 16360, 17178, 17304, 18405, 18540, 19632, 21630, 22904, 24540, 24720, 25767, 25956, 28630, 28840, 29448, 32445, 32720, 34356, 34608, 36810, 37080, 42127, 42945, 43260, 45808, 49080, 51534, 51912, 57260, 57680, 58896, 64890, 68712, 73620, 74160, 84254, 85890, 86520, 98160, 103068, 103824, 114520, 126381, 128835, 129780, 137424, 147240, 168508, 171780, 173040, 206136, 210635, 229040, 252762, 257670, 259560, 294480, 294889, 337016, 343560, 379143, 412272, 421270, 505524, 515340, 519120, 589778, 631905, 674032, 687120, 758286, 842540, 884667, 1011048, 1030680, 1179556, 1263810, 1474445, 1516572, 1685080, 1769334, 1895715, 2022096, 2061360, 2359112, 2527620, 2654001, 2948890, 3033144, 3370160, 3538668, 3791430, 4423335, 4718224, 5055240, 5308002, 5897780, 6066288, 7077336, 7582860, 8846670, 10110480, 10616004, 11795560, 13270005, 14154672, 15165720, 17693340, 21232008, 23591120, 26540010, 30331440, 35386680, 42464016, 53080020, 70773360, 106160040, 212320080]

約数ペア:

[(1, 212320080), (2, 106160040), (3, 70773360), (4, 53080020), (5, 42464016), (6, 35386680), (7, 30331440), (8, 26540010), (9, 23591120), (10, 21232008), (12, 17693340), (14, 15165720), (15, 14154672), (16, 13270005), (18, 11795560), (20, 10616004), (21, 10110480), (24, 8846670), (28, 7582860), (30, 7077336), (35, 6066288), (36, 5897780), (40, 5308002), (42, 5055240), (45, 4718224), (48, 4423335), (56, 3791430), (60, 3538668), (63, 3370160), (70, 3033144), (72, 2948890), (80, 2654001), (84, 2527620), (90, 2359112), (103, 2061360), (105, 2022096), (112, 1895715), (120, 1769334), (126, 1685080), (140, 1516572), (144, 1474445), (168, 1263810), (180, 1179556), (206, 1030680), (210, 1011048), (240, 884667), (252, 842540), (280, 758286), (309, 687120), (315, 674032), (336, 631905), (360, 589778), (409, 519120), (412, 515340), (420, 505524), (504, 421270), (515, 412272), (560, 379143), (618, 343560), (630, 337016), (720, 294889), (721, 294480), (818, 259560), (824, 257670), (840, 252762), (927, 229040), (1008, 210635), (1030, 206136), (1227, 173040), (1236, 171780), (1260, 168508), (1442, 147240), (1545, 137424), (1636, 129780), (1648, 128835), (1680, 126381), (1854, 114520), (2045, 103824), (2060, 103068), (2163, 98160), (2454, 86520), (2472, 85890), (2520, 84254), (2863, 74160), (2884, 73620), (3090, 68712), (3272, 64890), (3605, 58896), (3681, 57680), (3708, 57260), (4090, 51912), (4120, 51534), (4326, 49080), (4635, 45808), (4908, 43260), (4944, 42945), (5040, 42127), (5726, 37080), (5768, 36810), (6135, 34608), (6180, 34356), (6489, 32720), (6544, 32445), (7210, 29448), (7362, 28840), (7416, 28630), (8180, 25956), (8240, 25767), (8589, 24720), (8652, 24540), (9270, 22904), (9816, 21630), (10815, 19632), (11452, 18540), (11536, 18405), (12270, 17304), (12360, 17178), (12978, 16360), (14315, 14832), (14420, 14724)]