217473480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:644

約数の個数: 192

約数和(自身を含む): 813571200

約数和(自身を除く): 596097720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 211, 252, 280, 315, 360, 409, 420, 422, 504, 630, 633, 818, 840, 844, 1055, 1227, 1260, 1266, 1477, 1636, 1688, 1899, 2045, 2110, 2454, 2520, 2532, 2863, 2954, 3165, 3272, 3681, 3798, 4090, 4220, 4431, 4908, 5064, 5726, 5908, 6135, 6330, 7362, 7385, 7596, 8180, 8440, 8589, 8862, 9495, 9816, 11452, 11816, 12270, 12660, 13293, 14315, 14724, 14770, 15192, 16360, 17178, 17724, 18405, 18990, 22155, 22904, 24540, 25320, 25767, 26586, 28630, 29448, 29540, 34356, 35448, 36810, 37980, 42945, 44310, 49080, 51534, 53172, 57260, 59080, 66465, 68712, 73620, 75960, 85890, 86299, 88620, 103068, 106344, 114520, 128835, 132930, 147240, 171780, 172598, 177240, 206136, 257670, 258897, 265860, 343560, 345196, 431495, 515340, 517794, 531720, 604093, 690392, 776691, 862990, 1030680, 1035588, 1208186, 1294485, 1553382, 1725980, 1812279, 2071176, 2416372, 2588970, 3020465, 3106764, 3451960, 3624558, 3883455, 4832744, 5177940, 5436837, 6040930, 6213528, 7249116, 7766910, 9061395, 10355880, 10873674, 12081860, 14498232, 15533820, 18122790, 21747348, 24163720, 27184185, 31067640, 36245580, 43494696, 54368370, 72491160, 108736740, 217473480]

約数ペア:

[(1, 217473480), (2, 108736740), (3, 72491160), (4, 54368370), (5, 43494696), (6, 36245580), (7, 31067640), (8, 27184185), (9, 24163720), (10, 21747348), (12, 18122790), (14, 15533820), (15, 14498232), (18, 12081860), (20, 10873674), (21, 10355880), (24, 9061395), (28, 7766910), (30, 7249116), (35, 6213528), (36, 6040930), (40, 5436837), (42, 5177940), (45, 4832744), (56, 3883455), (60, 3624558), (63, 3451960), (70, 3106764), (72, 3020465), (84, 2588970), (90, 2416372), (105, 2071176), (120, 1812279), (126, 1725980), (140, 1553382), (168, 1294485), (180, 1208186), (210, 1035588), (211, 1030680), (252, 862990), (280, 776691), (315, 690392), (360, 604093), (409, 531720), (420, 517794), (422, 515340), (504, 431495), (630, 345196), (633, 343560), (818, 265860), (840, 258897), (844, 257670), (1055, 206136), (1227, 177240), (1260, 172598), (1266, 171780), (1477, 147240), (1636, 132930), (1688, 128835), (1899, 114520), (2045, 106344), (2110, 103068), (2454, 88620), (2520, 86299), (2532, 85890), (2863, 75960), (2954, 73620), (3165, 68712), (3272, 66465), (3681, 59080), (3798, 57260), (4090, 53172), (4220, 51534), (4431, 49080), (4908, 44310), (5064, 42945), (5726, 37980), (5908, 36810), (6135, 35448), (6330, 34356), (7362, 29540), (7385, 29448), (7596, 28630), (8180, 26586), (8440, 25767), (8589, 25320), (8862, 24540), (9495, 22904), (9816, 22155), (11452, 18990), (11816, 18405), (12270, 17724), (12660, 17178), (13293, 16360), (14315, 15192), (14724, 14770)]