161540568

素因数分解:

$2^3\times 3^7\times 7^1\times {\mathrm{1319}}^1$

素因数の和:1353

約数の個数: 128

約数和(自身を含む): 519552000

約数和(自身を除く): 358011432

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 243, 252, 324, 378, 486, 504, 567, 648, 729, 756, 972, 1134, 1319, 1458, 1512, 1701, 1944, 2187, 2268, 2638, 2916, 3402, 3957, 4374, 4536, 5103, 5276, 5832, 6804, 7914, 8748, 9233, 10206, 10552, 11871, 13608, 15309, 15828, 17496, 18466, 20412, 23742, 27699, 30618, 31656, 35613, 36932, 40824, 47484, 55398, 61236, 71226, 73864, 83097, 94968, 106839, 110796, 122472, 142452, 166194, 213678, 221592, 249291, 284904, 320517, 332388, 427356, 498582, 641034, 664776, 747873, 854712, 961551, 997164, 1282068, 1495746, 1923102, 1994328, 2243619, 2564136, 2884653, 2991492, 3846204, 4487238, 5769306, 5982984, 6730857, 7692408, 8974476, 11538612, 13461714, 17948952, 20192571, 23077224, 26923428, 40385142, 53846856, 80770284, 161540568]

約数ペア:

[(1, 161540568), (2, 80770284), (3, 53846856), (4, 40385142), (6, 26923428), (7, 23077224), (8, 20192571), (9, 17948952), (12, 13461714), (14, 11538612), (18, 8974476), (21, 7692408), (24, 6730857), (27, 5982984), (28, 5769306), (36, 4487238), (42, 3846204), (54, 2991492), (56, 2884653), (63, 2564136), (72, 2243619), (81, 1994328), (84, 1923102), (108, 1495746), (126, 1282068), (162, 997164), (168, 961551), (189, 854712), (216, 747873), (243, 664776), (252, 641034), (324, 498582), (378, 427356), (486, 332388), (504, 320517), (567, 284904), (648, 249291), (729, 221592), (756, 213678), (972, 166194), (1134, 142452), (1319, 122472), (1458, 110796), (1512, 106839), (1701, 94968), (1944, 83097), (2187, 73864), (2268, 71226), (2638, 61236), (2916, 55398), (3402, 47484), (3957, 40824), (4374, 36932), (4536, 35613), (5103, 31656), (5276, 30618), (5832, 27699), (6804, 23742), (7914, 20412), (8748, 18466), (9233, 17496), (10206, 15828), (10552, 15309), (11871, 13608)]