15960280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{479}}^1$

素因数の和:521

約数の個数: 96

約数和(自身を含む): 44323200

約数和(自身を除く): 28362920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 280, 340, 392, 476, 479, 490, 595, 680, 833, 952, 958, 980, 1190, 1666, 1916, 1960, 2380, 2395, 3332, 3353, 3832, 4165, 4760, 4790, 6664, 6706, 8143, 8330, 9580, 13412, 16286, 16660, 16765, 19160, 23471, 26824, 32572, 33320, 33530, 40715, 46942, 57001, 65144, 67060, 81430, 93884, 114002, 117355, 134120, 162860, 187768, 228004, 234710, 285005, 325720, 399007, 456008, 469420, 570010, 798014, 938840, 1140020, 1596028, 1995035, 2280040, 3192056, 3990070, 7980140, 15960280]

約数ペア:

[(1, 15960280), (2, 7980140), (4, 3990070), (5, 3192056), (7, 2280040), (8, 1995035), (10, 1596028), (14, 1140020), (17, 938840), (20, 798014), (28, 570010), (34, 469420), (35, 456008), (40, 399007), (49, 325720), (56, 285005), (68, 234710), (70, 228004), (85, 187768), (98, 162860), (119, 134120), (136, 117355), (140, 114002), (170, 93884), (196, 81430), (238, 67060), (245, 65144), (280, 57001), (340, 46942), (392, 40715), (476, 33530), (479, 33320), (490, 32572), (595, 26824), (680, 23471), (833, 19160), (952, 16765), (958, 16660), (980, 16286), (1190, 13412), (1666, 9580), (1916, 8330), (1960, 8143), (2380, 6706), (2395, 6664), (3332, 4790), (3353, 4760), (3832, 4165)]