200545240

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:390

約数の個数: 128

約数和(自身を含む): 539136000

約数和(自身を除く): 338590760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 49, 56, 70, 94, 98, 140, 188, 196, 235, 245, 280, 311, 329, 343, 376, 392, 470, 490, 622, 658, 686, 940, 980, 1244, 1316, 1372, 1555, 1645, 1715, 1880, 1960, 2177, 2303, 2488, 2632, 2744, 3110, 3290, 3430, 4354, 4606, 6220, 6580, 6860, 8708, 9212, 10885, 11515, 12440, 13160, 13720, 14617, 15239, 16121, 17416, 18424, 21770, 23030, 29234, 30478, 32242, 43540, 46060, 58468, 60956, 64484, 73085, 76195, 80605, 87080, 92120, 102319, 106673, 116936, 121912, 128968, 146170, 152390, 161210, 204638, 213346, 292340, 304780, 322420, 409276, 426692, 511595, 533365, 584680, 609560, 644840, 716233, 818552, 853384, 1023190, 1066730, 1432466, 2046380, 2133460, 2864932, 3581165, 4092760, 4266920, 5013631, 5729864, 7162330, 10027262, 14324660, 20054524, 25068155, 28649320, 40109048, 50136310, 100272620, 200545240]

約数ペア:

[(1, 200545240), (2, 100272620), (4, 50136310), (5, 40109048), (7, 28649320), (8, 25068155), (10, 20054524), (14, 14324660), (20, 10027262), (28, 7162330), (35, 5729864), (40, 5013631), (47, 4266920), (49, 4092760), (56, 3581165), (70, 2864932), (94, 2133460), (98, 2046380), (140, 1432466), (188, 1066730), (196, 1023190), (235, 853384), (245, 818552), (280, 716233), (311, 644840), (329, 609560), (343, 584680), (376, 533365), (392, 511595), (470, 426692), (490, 409276), (622, 322420), (658, 304780), (686, 292340), (940, 213346), (980, 204638), (1244, 161210), (1316, 152390), (1372, 146170), (1555, 128968), (1645, 121912), (1715, 116936), (1880, 106673), (1960, 102319), (2177, 92120), (2303, 87080), (2488, 80605), (2632, 76195), (2744, 73085), (3110, 64484), (3290, 60956), (3430, 58468), (4354, 46060), (4606, 43540), (6220, 32242), (6580, 30478), (6860, 29234), (8708, 23030), (9212, 21770), (10885, 18424), (11515, 17416), (12440, 16121), (13160, 15239), (13720, 14617)]