212340520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{827}}^1$

素因数の和:983

約数の個数: 96

約数和(自身を含む): 560688480

約数和(自身を除く): 348347960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 131, 140, 196, 245, 262, 280, 392, 490, 524, 655, 827, 917, 980, 1048, 1310, 1654, 1834, 1960, 2620, 3308, 3668, 4135, 4585, 5240, 5789, 6419, 6616, 7336, 8270, 9170, 11578, 12838, 16540, 18340, 23156, 25676, 28945, 32095, 33080, 36680, 40523, 46312, 51352, 57890, 64190, 81046, 108337, 115780, 128380, 162092, 202615, 216674, 231560, 256760, 324184, 405230, 433348, 541685, 758359, 810460, 866696, 1083370, 1516718, 1620920, 2166740, 3033436, 3791795, 4333480, 5308513, 6066872, 7583590, 10617026, 15167180, 21234052, 26542565, 30334360, 42468104, 53085130, 106170260, 212340520]

約数ペア:

[(1, 212340520), (2, 106170260), (4, 53085130), (5, 42468104), (7, 30334360), (8, 26542565), (10, 21234052), (14, 15167180), (20, 10617026), (28, 7583590), (35, 6066872), (40, 5308513), (49, 4333480), (56, 3791795), (70, 3033436), (98, 2166740), (131, 1620920), (140, 1516718), (196, 1083370), (245, 866696), (262, 810460), (280, 758359), (392, 541685), (490, 433348), (524, 405230), (655, 324184), (827, 256760), (917, 231560), (980, 216674), (1048, 202615), (1310, 162092), (1654, 128380), (1834, 115780), (1960, 108337), (2620, 81046), (3308, 64190), (3668, 57890), (4135, 51352), (4585, 46312), (5240, 40523), (5789, 36680), (6419, 33080), (6616, 32095), (7336, 28945), (8270, 25676), (9170, 23156), (11578, 18340), (12838, 16540)]