200867660

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 120

約数和(自身を含む): 508213440

約数和(自身を除く): 307345780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 89, 94, 98, 140, 178, 188, 196, 235, 245, 329, 343, 356, 445, 470, 490, 623, 658, 686, 890, 940, 980, 1246, 1316, 1372, 1645, 1715, 1780, 2303, 2401, 2492, 3115, 3290, 3430, 4183, 4361, 4606, 4802, 6230, 6580, 6860, 8366, 8722, 9212, 9604, 11515, 12005, 12460, 16121, 16732, 17444, 20915, 21805, 23030, 24010, 29281, 30527, 32242, 41830, 43610, 46060, 48020, 58562, 61054, 64484, 80605, 83660, 87220, 112847, 117124, 122108, 146405, 152635, 161210, 204967, 213689, 225694, 292810, 305270, 322420, 409934, 427378, 451388, 564235, 585620, 610540, 819868, 854756, 1024835, 1068445, 1128470, 1434769, 2049670, 2136890, 2256940, 2869538, 4099340, 4273780, 5739076, 7173845, 10043383, 14347690, 20086766, 28695380, 40173532, 50216915, 100433830, 200867660]

約数ペア:

[(1, 200867660), (2, 100433830), (4, 50216915), (5, 40173532), (7, 28695380), (10, 20086766), (14, 14347690), (20, 10043383), (28, 7173845), (35, 5739076), (47, 4273780), (49, 4099340), (70, 2869538), (89, 2256940), (94, 2136890), (98, 2049670), (140, 1434769), (178, 1128470), (188, 1068445), (196, 1024835), (235, 854756), (245, 819868), (329, 610540), (343, 585620), (356, 564235), (445, 451388), (470, 427378), (490, 409934), (623, 322420), (658, 305270), (686, 292810), (890, 225694), (940, 213689), (980, 204967), (1246, 161210), (1316, 152635), (1372, 146405), (1645, 122108), (1715, 117124), (1780, 112847), (2303, 87220), (2401, 83660), (2492, 80605), (3115, 64484), (3290, 61054), (3430, 58562), (4183, 48020), (4361, 46060), (4606, 43610), (4802, 41830), (6230, 32242), (6580, 30527), (6860, 29281), (8366, 24010), (8722, 23030), (9212, 21805), (9604, 20915), (11515, 17444), (12005, 16732), (12460, 16121)]