181350225

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{5483}}^1$

素因数の和:5516

約数の個数: 72

約数和(自身を含む): 387609120

約数和(自身を除く): 206258895

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 441, 525, 675, 735, 945, 1225, 1323, 1575, 2205, 3675, 4725, 5483, 6615, 11025, 16449, 27415, 33075, 38381, 49347, 82245, 115143, 137075, 148041, 191905, 246735, 268667, 345429, 411225, 575715, 740205, 806001, 959525, 1036287, 1233675, 1343335, 1727145, 2418003, 2878575, 3701025, 4030005, 5181435, 6716675, 7254009, 8635725, 12090015, 20150025, 25907175, 36270045, 60450075, 181350225]

約数ペア:

[(1, 181350225), (3, 60450075), (5, 36270045), (7, 25907175), (9, 20150025), (15, 12090015), (21, 8635725), (25, 7254009), (27, 6716675), (35, 5181435), (45, 4030005), (49, 3701025), (63, 2878575), (75, 2418003), (105, 1727145), (135, 1343335), (147, 1233675), (175, 1036287), (189, 959525), (225, 806001), (245, 740205), (315, 575715), (441, 411225), (525, 345429), (675, 268667), (735, 246735), (945, 191905), (1225, 148041), (1323, 137075), (1575, 115143), (2205, 82245), (3675, 49347), (4725, 38381), (5483, 33075), (6615, 27415), (11025, 16449)]