161526708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3221}}^1$

素因数の和:3437

約数の個数: 72

約数和(自身を含む): 469123200

約数和(自身を除く): 307596492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 199, 252, 398, 597, 796, 1194, 1393, 1791, 2388, 2786, 3221, 3582, 4179, 5572, 6442, 7164, 8358, 9663, 12537, 12884, 16716, 19326, 22547, 25074, 28989, 38652, 45094, 50148, 57978, 67641, 90188, 115956, 135282, 202923, 270564, 405846, 640979, 811692, 1281958, 1922937, 2563916, 3845874, 4486853, 5768811, 7691748, 8973706, 11537622, 13460559, 17947412, 23075244, 26921118, 40381677, 53842236, 80763354, 161526708]

約数ペア:

[(1, 161526708), (2, 80763354), (3, 53842236), (4, 40381677), (6, 26921118), (7, 23075244), (9, 17947412), (12, 13460559), (14, 11537622), (18, 8973706), (21, 7691748), (28, 5768811), (36, 4486853), (42, 3845874), (63, 2563916), (84, 1922937), (126, 1281958), (199, 811692), (252, 640979), (398, 405846), (597, 270564), (796, 202923), (1194, 135282), (1393, 115956), (1791, 90188), (2388, 67641), (2786, 57978), (3221, 50148), (3582, 45094), (4179, 38652), (5572, 28989), (6442, 25074), (7164, 22547), (8358, 19326), (9663, 16716), (12537, 12884)]