18976320

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{599}}^1$

素因数の和:633

約数の個数: 168

約数和(自身を含む): 71323200

約数和(自身を除く): 52346880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 320, 330, 352, 360, 396, 440, 480, 495, 528, 576, 599, 660, 704, 720, 792, 880, 960, 990, 1056, 1198, 1320, 1440, 1584, 1760, 1797, 1980, 2112, 2396, 2640, 2880, 2995, 3168, 3520, 3594, 3960, 4792, 5280, 5391, 5990, 6336, 6589, 7188, 7920, 8985, 9584, 10560, 10782, 11980, 13178, 14376, 15840, 17970, 19168, 19767, 21564, 23960, 26356, 26955, 28752, 31680, 32945, 35940, 38336, 39534, 43128, 47920, 52712, 53910, 57504, 59301, 65890, 71880, 79068, 86256, 95840, 98835, 105424, 107820, 115008, 118602, 131780, 143760, 158136, 172512, 191680, 197670, 210848, 215640, 237204, 263560, 287520, 296505, 316272, 345024, 395340, 421696, 431280, 474408, 527120, 575040, 593010, 632544, 790680, 862560, 948816, 1054240, 1186020, 1265088, 1581360, 1725120, 1897632, 2108480, 2372040, 3162720, 3795264, 4744080, 6325440, 9488160, 18976320]

約数ペア:

[(1, 18976320), (2, 9488160), (3, 6325440), (4, 4744080), (5, 3795264), (6, 3162720), (8, 2372040), (9, 2108480), (10, 1897632), (11, 1725120), (12, 1581360), (15, 1265088), (16, 1186020), (18, 1054240), (20, 948816), (22, 862560), (24, 790680), (30, 632544), (32, 593010), (33, 575040), (36, 527120), (40, 474408), (44, 431280), (45, 421696), (48, 395340), (55, 345024), (60, 316272), (64, 296505), (66, 287520), (72, 263560), (80, 237204), (88, 215640), (90, 210848), (96, 197670), (99, 191680), (110, 172512), (120, 158136), (132, 143760), (144, 131780), (160, 118602), (165, 115008), (176, 107820), (180, 105424), (192, 98835), (198, 95840), (220, 86256), (240, 79068), (264, 71880), (288, 65890), (320, 59301), (330, 57504), (352, 53910), (360, 52712), (396, 47920), (440, 43128), (480, 39534), (495, 38336), (528, 35940), (576, 32945), (599, 31680), (660, 28752), (704, 26955), (720, 26356), (792, 23960), (880, 21564), (960, 19767), (990, 19168), (1056, 17970), (1198, 15840), (1320, 14376), (1440, 13178), (1584, 11980), (1760, 10782), (1797, 10560), (1980, 9584), (2112, 8985), (2396, 7920), (2640, 7188), (2880, 6589), (2995, 6336), (3168, 5990), (3520, 5391), (3594, 5280), (3960, 4792)]