84474040

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 128

約数和(自身を含む): 228096000

約数和(自身を除く): 143621960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 49, 56, 70, 94, 98, 131, 140, 188, 196, 235, 245, 262, 280, 329, 343, 376, 392, 470, 490, 524, 655, 658, 686, 917, 940, 980, 1048, 1310, 1316, 1372, 1645, 1715, 1834, 1880, 1960, 2303, 2620, 2632, 2744, 3290, 3430, 3668, 4585, 4606, 5240, 6157, 6419, 6580, 6860, 7336, 9170, 9212, 11515, 12314, 12838, 13160, 13720, 16121, 18340, 18424, 23030, 24628, 25676, 30785, 32095, 32242, 36680, 43099, 44933, 46060, 49256, 51352, 61570, 64190, 64484, 80605, 86198, 89866, 92120, 123140, 128380, 128968, 161210, 172396, 179732, 215495, 224665, 246280, 256760, 301693, 322420, 344792, 359464, 430990, 449330, 603386, 644840, 861980, 898660, 1206772, 1508465, 1723960, 1797320, 2111851, 2413544, 3016930, 4223702, 6033860, 8447404, 10559255, 12067720, 16894808, 21118510, 42237020, 84474040]

約数ペア:

[(1, 84474040), (2, 42237020), (4, 21118510), (5, 16894808), (7, 12067720), (8, 10559255), (10, 8447404), (14, 6033860), (20, 4223702), (28, 3016930), (35, 2413544), (40, 2111851), (47, 1797320), (49, 1723960), (56, 1508465), (70, 1206772), (94, 898660), (98, 861980), (131, 644840), (140, 603386), (188, 449330), (196, 430990), (235, 359464), (245, 344792), (262, 322420), (280, 301693), (329, 256760), (343, 246280), (376, 224665), (392, 215495), (470, 179732), (490, 172396), (524, 161210), (655, 128968), (658, 128380), (686, 123140), (917, 92120), (940, 89866), (980, 86198), (1048, 80605), (1310, 64484), (1316, 64190), (1372, 61570), (1645, 51352), (1715, 49256), (1834, 46060), (1880, 44933), (1960, 43099), (2303, 36680), (2620, 32242), (2632, 32095), (2744, 30785), (3290, 25676), (3430, 24628), (3668, 23030), (4585, 18424), (4606, 18340), (5240, 16121), (6157, 13720), (6419, 13160), (6580, 12838), (6860, 12314), (7336, 11515), (9170, 9212)]