902602620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{20981}}^1$

素因数の和:21235

約数の個数: 72

約数和(自身を含む): 2749481280

約数和(自身を除く): 1846878660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 2151, 2390, 2868, 3585, 4302, 4780, 7170, 8604, 10755, 14340, 20981, 21510, 41962, 43020, 62943, 83924, 104905, 125886, 188829, 209810, 251772, 314715, 377658, 419620, 629430, 755316, 944145, 1258860, 1888290, 3776580, 5014459, 10028918, 15043377, 20057836, 25072295, 30086754, 45130131, 50144590, 60173508, 75216885, 90260262, 100289180, 150433770, 180520524, 225650655, 300867540, 451301310, 902602620]

約数ペア:

[(1, 902602620), (2, 451301310), (3, 300867540), (4, 225650655), (5, 180520524), (6, 150433770), (9, 100289180), (10, 90260262), (12, 75216885), (15, 60173508), (18, 50144590), (20, 45130131), (30, 30086754), (36, 25072295), (45, 20057836), (60, 15043377), (90, 10028918), (180, 5014459), (239, 3776580), (478, 1888290), (717, 1258860), (956, 944145), (1195, 755316), (1434, 629430), (2151, 419620), (2390, 377658), (2868, 314715), (3585, 251772), (4302, 209810), (4780, 188829), (7170, 125886), (8604, 104905), (10755, 83924), (14340, 62943), (20981, 43020), (21510, 41962)]