166691140

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{47}}^2$

素因数の和:135

約数の個数: 144

約数和(自身を含む): 455011200

約数和(自身を除く): 288320060

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 47, 49, 55, 70, 77, 94, 98, 110, 140, 154, 188, 196, 220, 235, 245, 308, 329, 343, 385, 470, 490, 517, 539, 658, 686, 770, 940, 980, 1034, 1078, 1316, 1372, 1540, 1645, 1715, 2068, 2156, 2209, 2303, 2585, 2695, 3290, 3430, 3619, 3773, 4418, 4606, 5170, 5390, 6580, 6860, 7238, 7546, 8836, 9212, 10340, 10780, 11045, 11515, 14476, 15092, 15463, 16121, 18095, 18865, 22090, 23030, 24299, 25333, 30926, 32242, 36190, 37730, 44180, 46060, 48598, 50666, 61852, 64484, 72380, 75460, 77315, 80605, 97196, 101332, 108241, 121495, 126665, 154630, 161210, 170093, 177331, 216482, 242990, 253330, 309260, 322420, 340186, 354662, 432964, 485980, 506660, 541205, 680372, 709324, 757687, 850465, 886655, 1082410, 1190651, 1515374, 1700930, 1773310, 2164820, 2381302, 3030748, 3401860, 3546620, 3788435, 4762604, 5953255, 7576870, 8334557, 11906510, 15153740, 16669114, 23813020, 33338228, 41672785, 83345570, 166691140]

約数ペア:

[(1, 166691140), (2, 83345570), (4, 41672785), (5, 33338228), (7, 23813020), (10, 16669114), (11, 15153740), (14, 11906510), (20, 8334557), (22, 7576870), (28, 5953255), (35, 4762604), (44, 3788435), (47, 3546620), (49, 3401860), (55, 3030748), (70, 2381302), (77, 2164820), (94, 1773310), (98, 1700930), (110, 1515374), (140, 1190651), (154, 1082410), (188, 886655), (196, 850465), (220, 757687), (235, 709324), (245, 680372), (308, 541205), (329, 506660), (343, 485980), (385, 432964), (470, 354662), (490, 340186), (517, 322420), (539, 309260), (658, 253330), (686, 242990), (770, 216482), (940, 177331), (980, 170093), (1034, 161210), (1078, 154630), (1316, 126665), (1372, 121495), (1540, 108241), (1645, 101332), (1715, 97196), (2068, 80605), (2156, 77315), (2209, 75460), (2303, 72380), (2585, 64484), (2695, 61852), (3290, 50666), (3430, 48598), (3619, 46060), (3773, 44180), (4418, 37730), (4606, 36190), (5170, 32242), (5390, 30926), (6580, 25333), (6860, 24299), (7238, 23030), (7546, 22090), (8836, 18865), (9212, 18095), (10340, 16121), (10780, 15463), (11045, 15092), (11515, 14476)]