17948880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:373

約数の個数: 120

約数和(自身を含む): 61136712

約数和(自身を除く): 43187832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 97, 120, 144, 180, 194, 240, 257, 291, 360, 388, 485, 514, 582, 720, 771, 776, 873, 970, 1028, 1164, 1285, 1455, 1542, 1552, 1746, 1940, 2056, 2313, 2328, 2570, 2910, 3084, 3492, 3855, 3880, 4112, 4365, 4626, 4656, 5140, 5820, 6168, 6984, 7710, 7760, 8730, 9252, 10280, 11565, 11640, 12336, 13968, 15420, 17460, 18504, 20560, 23130, 23280, 24929, 30840, 34920, 37008, 46260, 49858, 61680, 69840, 74787, 92520, 99716, 124645, 149574, 185040, 199432, 224361, 249290, 299148, 373935, 398864, 448722, 498580, 598296, 747870, 897444, 997160, 1121805, 1196592, 1495740, 1794888, 1994320, 2243610, 2991480, 3589776, 4487220, 5982960, 8974440, 17948880]

約数ペア:

[(1, 17948880), (2, 8974440), (3, 5982960), (4, 4487220), (5, 3589776), (6, 2991480), (8, 2243610), (9, 1994320), (10, 1794888), (12, 1495740), (15, 1196592), (16, 1121805), (18, 997160), (20, 897444), (24, 747870), (30, 598296), (36, 498580), (40, 448722), (45, 398864), (48, 373935), (60, 299148), (72, 249290), (80, 224361), (90, 199432), (97, 185040), (120, 149574), (144, 124645), (180, 99716), (194, 92520), (240, 74787), (257, 69840), (291, 61680), (360, 49858), (388, 46260), (485, 37008), (514, 34920), (582, 30840), (720, 24929), (771, 23280), (776, 23130), (873, 20560), (970, 18504), (1028, 17460), (1164, 15420), (1285, 13968), (1455, 12336), (1542, 11640), (1552, 11565), (1746, 10280), (1940, 9252), (2056, 8730), (2313, 7760), (2328, 7710), (2570, 6984), (2910, 6168), (3084, 5820), (3492, 5140), (3855, 4656), (3880, 4626), (4112, 4365)]