356664140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{1031}}^1$

素因数の和:1407

約数の個数: 72

約数和(自身を含む): 874595232

約数和(自身を除く): 517931092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 353, 490, 706, 980, 1031, 1412, 1765, 2062, 2471, 3530, 4124, 4942, 5155, 7060, 7217, 9884, 10310, 12355, 14434, 17297, 20620, 24710, 28868, 34594, 36085, 49420, 50519, 69188, 72170, 86485, 101038, 144340, 172970, 202076, 252595, 345940, 363943, 505190, 727886, 1010380, 1455772, 1819715, 2547601, 3639430, 5095202, 7278860, 10190404, 12738005, 17833207, 25476010, 35666414, 50952020, 71332828, 89166035, 178332070, 356664140]

約数ペア:

[(1, 356664140), (2, 178332070), (4, 89166035), (5, 71332828), (7, 50952020), (10, 35666414), (14, 25476010), (20, 17833207), (28, 12738005), (35, 10190404), (49, 7278860), (70, 5095202), (98, 3639430), (140, 2547601), (196, 1819715), (245, 1455772), (353, 1010380), (490, 727886), (706, 505190), (980, 363943), (1031, 345940), (1412, 252595), (1765, 202076), (2062, 172970), (2471, 144340), (3530, 101038), (4124, 86485), (4942, 72170), (5155, 69188), (7060, 50519), (7217, 49420), (9884, 36085), (10310, 34594), (12355, 28868), (14434, 24710), (17297, 20620)]