84197680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:531

約数の個数: 120

約数和(自身を含む): 233074368

約数和(自身を除く): 148876688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 49, 56, 70, 80, 94, 98, 112, 140, 188, 196, 235, 245, 280, 329, 376, 392, 457, 470, 490, 560, 658, 752, 784, 914, 940, 980, 1316, 1645, 1828, 1880, 1960, 2285, 2303, 2632, 3199, 3290, 3656, 3760, 3920, 4570, 4606, 5264, 6398, 6580, 7312, 9140, 9212, 11515, 12796, 13160, 15995, 18280, 18424, 21479, 22393, 23030, 25592, 26320, 31990, 36560, 36848, 42958, 44786, 46060, 51184, 63980, 85916, 89572, 92120, 107395, 111965, 127960, 150353, 171832, 179144, 184240, 214790, 223930, 255920, 300706, 343664, 358288, 429580, 447860, 601412, 751765, 859160, 895720, 1052471, 1202824, 1503530, 1718320, 1791440, 2104942, 2405648, 3007060, 4209884, 5262355, 6014120, 8419768, 10524710, 12028240, 16839536, 21049420, 42098840, 84197680]

約数ペア:

[(1, 84197680), (2, 42098840), (4, 21049420), (5, 16839536), (7, 12028240), (8, 10524710), (10, 8419768), (14, 6014120), (16, 5262355), (20, 4209884), (28, 3007060), (35, 2405648), (40, 2104942), (47, 1791440), (49, 1718320), (56, 1503530), (70, 1202824), (80, 1052471), (94, 895720), (98, 859160), (112, 751765), (140, 601412), (188, 447860), (196, 429580), (235, 358288), (245, 343664), (280, 300706), (329, 255920), (376, 223930), (392, 214790), (457, 184240), (470, 179144), (490, 171832), (560, 150353), (658, 127960), (752, 111965), (784, 107395), (914, 92120), (940, 89572), (980, 85916), (1316, 63980), (1645, 51184), (1828, 46060), (1880, 44786), (1960, 42958), (2285, 36848), (2303, 36560), (2632, 31990), (3199, 26320), (3290, 25592), (3656, 23030), (3760, 22393), (3920, 21479), (4570, 18424), (4606, 18280), (5264, 15995), (6398, 13160), (6580, 12796), (7312, 11515), (9140, 9212)]