18819246840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{14347}}^1$

素因数の和:15021

約数の個数: 128

約数和(自身を含む): 59875925760

約数和(自身を除く): 41056678920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 643, 680, 1020, 1286, 1929, 2040, 2572, 3215, 3858, 5144, 6430, 7716, 9645, 10931, 12860, 14347, 15432, 19290, 21862, 25720, 28694, 32793, 38580, 43041, 43724, 54655, 57388, 65586, 71735, 77160, 86082, 87448, 109310, 114776, 131172, 143470, 163965, 172164, 215205, 218620, 243899, 262344, 286940, 327930, 344328, 430410, 437240, 487798, 573880, 655860, 731697, 860820, 975596, 1219495, 1311720, 1463394, 1721640, 1951192, 2438990, 2926788, 3658485, 4877980, 5853576, 7316970, 9225121, 9755960, 14633940, 18450242, 27675363, 29267880, 36900484, 46125605, 55350726, 73800968, 92251210, 110701452, 138376815, 156827057, 184502420, 221402904, 276753630, 313654114, 369004840, 470481171, 553507260, 627308228, 784135285, 940962342, 1107014520, 1254616456, 1568270570, 1881924684, 2352405855, 3136541140, 3763849368, 4704811710, 6273082280, 9409623420, 18819246840]

約数ペア:

[(1, 18819246840), (2, 9409623420), (3, 6273082280), (4, 4704811710), (5, 3763849368), (6, 3136541140), (8, 2352405855), (10, 1881924684), (12, 1568270570), (15, 1254616456), (17, 1107014520), (20, 940962342), (24, 784135285), (30, 627308228), (34, 553507260), (40, 470481171), (51, 369004840), (60, 313654114), (68, 276753630), (85, 221402904), (102, 184502420), (120, 156827057), (136, 138376815), (170, 110701452), (204, 92251210), (255, 73800968), (340, 55350726), (408, 46125605), (510, 36900484), (643, 29267880), (680, 27675363), (1020, 18450242), (1286, 14633940), (1929, 9755960), (2040, 9225121), (2572, 7316970), (3215, 5853576), (3858, 4877980), (5144, 3658485), (6430, 2926788), (7716, 2438990), (9645, 1951192), (10931, 1721640), (12860, 1463394), (14347, 1311720), (15432, 1219495), (19290, 975596), (21862, 860820), (25720, 731697), (28694, 655860), (32793, 573880), (38580, 487798), (43041, 437240), (43724, 430410), (54655, 344328), (57388, 327930), (65586, 286940), (71735, 262344), (77160, 243899), (86082, 218620), (87448, 215205), (109310, 172164), (114776, 163965), (131172, 143470)]