1408260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{479}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 4596480

約数和(自身を除く): 3188220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 479, 490, 588, 735, 958, 980, 1437, 1470, 1916, 2395, 2874, 2940, 3353, 4790, 5748, 6706, 7185, 9580, 10059, 13412, 14370, 16765, 20118, 23471, 28740, 33530, 40236, 46942, 50295, 67060, 70413, 93884, 100590, 117355, 140826, 201180, 234710, 281652, 352065, 469420, 704130, 1408260]

約数ペア:

[(1, 1408260), (2, 704130), (3, 469420), (4, 352065), (5, 281652), (6, 234710), (7, 201180), (10, 140826), (12, 117355), (14, 100590), (15, 93884), (20, 70413), (21, 67060), (28, 50295), (30, 46942), (35, 40236), (42, 33530), (49, 28740), (60, 23471), (70, 20118), (84, 16765), (98, 14370), (105, 13412), (140, 10059), (147, 9580), (196, 7185), (210, 6706), (245, 5748), (294, 4790), (420, 3353), (479, 2940), (490, 2874), (588, 2395), (735, 1916), (958, 1470), (980, 1437)]