28922040

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:546

約数の個数: 192

約数和(自身を含む): 112320000

約数和(自身を除く): 83397960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 115, 120, 126, 138, 140, 161, 168, 180, 184, 207, 210, 230, 252, 276, 280, 315, 322, 345, 360, 414, 420, 460, 483, 499, 504, 552, 630, 644, 690, 805, 828, 840, 920, 966, 998, 1035, 1260, 1288, 1380, 1449, 1497, 1610, 1656, 1932, 1996, 2070, 2415, 2495, 2520, 2760, 2898, 2994, 3220, 3493, 3864, 3992, 4140, 4491, 4830, 4990, 5796, 5988, 6440, 6986, 7245, 7485, 8280, 8982, 9660, 9980, 10479, 11477, 11592, 11976, 13972, 14490, 14970, 17465, 17964, 19320, 19960, 20958, 22455, 22954, 27944, 28980, 29940, 31437, 34431, 34930, 35928, 41916, 44910, 45908, 52395, 57385, 57960, 59880, 62874, 68862, 69860, 80339, 83832, 89820, 91816, 103293, 104790, 114770, 125748, 137724, 139720, 157185, 160678, 172155, 179640, 206586, 209580, 229540, 241017, 251496, 275448, 314370, 321356, 344310, 401695, 413172, 419160, 459080, 482034, 516465, 628740, 642712, 688620, 723051, 803390, 826344, 964068, 1032930, 1205085, 1257480, 1377240, 1446102, 1606780, 1928136, 2065860, 2410170, 2892204, 3213560, 3615255, 4131720, 4820340, 5784408, 7230510, 9640680, 14461020, 28922040]

約数ペア:

[(1, 28922040), (2, 14461020), (3, 9640680), (4, 7230510), (5, 5784408), (6, 4820340), (7, 4131720), (8, 3615255), (9, 3213560), (10, 2892204), (12, 2410170), (14, 2065860), (15, 1928136), (18, 1606780), (20, 1446102), (21, 1377240), (23, 1257480), (24, 1205085), (28, 1032930), (30, 964068), (35, 826344), (36, 803390), (40, 723051), (42, 688620), (45, 642712), (46, 628740), (56, 516465), (60, 482034), (63, 459080), (69, 419160), (70, 413172), (72, 401695), (84, 344310), (90, 321356), (92, 314370), (105, 275448), (115, 251496), (120, 241017), (126, 229540), (138, 209580), (140, 206586), (161, 179640), (168, 172155), (180, 160678), (184, 157185), (207, 139720), (210, 137724), (230, 125748), (252, 114770), (276, 104790), (280, 103293), (315, 91816), (322, 89820), (345, 83832), (360, 80339), (414, 69860), (420, 68862), (460, 62874), (483, 59880), (499, 57960), (504, 57385), (552, 52395), (630, 45908), (644, 44910), (690, 41916), (805, 35928), (828, 34930), (840, 34431), (920, 31437), (966, 29940), (998, 28980), (1035, 27944), (1260, 22954), (1288, 22455), (1380, 20958), (1449, 19960), (1497, 19320), (1610, 17964), (1656, 17465), (1932, 14970), (1996, 14490), (2070, 13972), (2415, 11976), (2495, 11592), (2520, 11477), (2760, 10479), (2898, 9980), (2994, 9660), (3220, 8982), (3493, 8280), (3864, 7485), (3992, 7245), (4140, 6986), (4491, 6440), (4830, 5988), (4990, 5796)]