180004020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{9967}}^1$

素因数の和:10029

約数の個数: 96

約数和(自身を含む): 589467648

約数和(自身を除く): 409463628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 860, 903, 1204, 1290, 1505, 1806, 2580, 3010, 3612, 4515, 6020, 9030, 9967, 18060, 19934, 29901, 39868, 49835, 59802, 69769, 99670, 119604, 139538, 149505, 199340, 209307, 279076, 299010, 348845, 418614, 428581, 598020, 697690, 837228, 857162, 1046535, 1285743, 1395380, 1714324, 2093070, 2142905, 2571486, 3000067, 4186140, 4285810, 5142972, 6000134, 6428715, 8571620, 9000201, 12000268, 12857430, 15000335, 18000402, 25714860, 30000670, 36000804, 45001005, 60001340, 90002010, 180004020]

約数ペア:

[(1, 180004020), (2, 90002010), (3, 60001340), (4, 45001005), (5, 36000804), (6, 30000670), (7, 25714860), (10, 18000402), (12, 15000335), (14, 12857430), (15, 12000268), (20, 9000201), (21, 8571620), (28, 6428715), (30, 6000134), (35, 5142972), (42, 4285810), (43, 4186140), (60, 3000067), (70, 2571486), (84, 2142905), (86, 2093070), (105, 1714324), (129, 1395380), (140, 1285743), (172, 1046535), (210, 857162), (215, 837228), (258, 697690), (301, 598020), (420, 428581), (430, 418614), (516, 348845), (602, 299010), (645, 279076), (860, 209307), (903, 199340), (1204, 149505), (1290, 139538), (1505, 119604), (1806, 99670), (2580, 69769), (3010, 59802), (3612, 49835), (4515, 39868), (6020, 29901), (9030, 19934), (9967, 18060)]