18322920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1$

素因数の和:696

約数の個数: 192

約数和(自身を含む): 74355840

約数和(自身を除く): 56032920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 126, 132, 140, 154, 165, 168, 180, 198, 210, 220, 231, 252, 264, 280, 308, 315, 330, 360, 385, 396, 420, 440, 462, 495, 504, 616, 630, 660, 661, 693, 770, 792, 840, 924, 990, 1155, 1260, 1320, 1322, 1386, 1540, 1848, 1980, 1983, 2310, 2520, 2644, 2772, 3080, 3305, 3465, 3960, 3966, 4620, 4627, 5288, 5544, 5949, 6610, 6930, 7271, 7932, 9240, 9254, 9915, 11898, 13220, 13860, 13881, 14542, 15864, 18508, 19830, 21813, 23135, 23796, 26440, 27720, 27762, 29084, 29745, 36355, 37016, 39660, 41643, 43626, 46270, 47592, 50897, 55524, 58168, 59490, 65439, 69405, 72710, 79320, 83286, 87252, 92540, 101794, 109065, 111048, 118980, 130878, 138810, 145420, 152691, 166572, 174504, 185080, 203588, 208215, 218130, 237960, 254485, 261756, 277620, 290840, 305382, 327195, 333144, 407176, 416430, 436260, 458073, 508970, 523512, 555240, 610764, 654390, 763455, 832860, 872520, 916146, 1017940, 1221528, 1308780, 1526910, 1665720, 1832292, 2035880, 2290365, 2617560, 3053820, 3664584, 4580730, 6107640, 9161460, 18322920]

約数ペア:

[(1, 18322920), (2, 9161460), (3, 6107640), (4, 4580730), (5, 3664584), (6, 3053820), (7, 2617560), (8, 2290365), (9, 2035880), (10, 1832292), (11, 1665720), (12, 1526910), (14, 1308780), (15, 1221528), (18, 1017940), (20, 916146), (21, 872520), (22, 832860), (24, 763455), (28, 654390), (30, 610764), (33, 555240), (35, 523512), (36, 508970), (40, 458073), (42, 436260), (44, 416430), (45, 407176), (55, 333144), (56, 327195), (60, 305382), (63, 290840), (66, 277620), (70, 261756), (72, 254485), (77, 237960), (84, 218130), (88, 208215), (90, 203588), (99, 185080), (105, 174504), (110, 166572), (120, 152691), (126, 145420), (132, 138810), (140, 130878), (154, 118980), (165, 111048), (168, 109065), (180, 101794), (198, 92540), (210, 87252), (220, 83286), (231, 79320), (252, 72710), (264, 69405), (280, 65439), (308, 59490), (315, 58168), (330, 55524), (360, 50897), (385, 47592), (396, 46270), (420, 43626), (440, 41643), (462, 39660), (495, 37016), (504, 36355), (616, 29745), (630, 29084), (660, 27762), (661, 27720), (693, 26440), (770, 23796), (792, 23135), (840, 21813), (924, 19830), (990, 18508), (1155, 15864), (1260, 14542), (1320, 13881), (1322, 13860), (1386, 13220), (1540, 11898), (1848, 9915), (1980, 9254), (1983, 9240), (2310, 7932), (2520, 7271), (2644, 6930), (2772, 6610), (3080, 5949), (3305, 5544), (3465, 5288), (3960, 4627), (3966, 4620)]