838783120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2543}}^1$

素因数の和:2613

約数の個数: 160

約数和(自身を含む): 2422702080

約数和(自身を除く): 1583918960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 304, 310, 380, 434, 496, 532, 560, 589, 620, 665, 760, 868, 1064, 1085, 1178, 1240, 1330, 1520, 1736, 2128, 2170, 2356, 2480, 2543, 2660, 2945, 3472, 4123, 4340, 4712, 5086, 5320, 5890, 8246, 8680, 9424, 10172, 10640, 11780, 12715, 16492, 17360, 17801, 20344, 20615, 23560, 25430, 32984, 35602, 40688, 41230, 47120, 48317, 50860, 65968, 71204, 78833, 82460, 89005, 96634, 101720, 142408, 157666, 164920, 178010, 193268, 203440, 241585, 284816, 315332, 329840, 338219, 356020, 386536, 394165, 483170, 551831, 630664, 676438, 712040, 773072, 788330, 966340, 1103662, 1261328, 1352876, 1424080, 1497827, 1576660, 1691095, 1932680, 2207324, 2705752, 2759155, 2995654, 3153320, 3382190, 3865360, 4414648, 5411504, 5518310, 5991308, 6306640, 6764380, 7489135, 8829296, 10484789, 11036620, 11982616, 13528760, 14978270, 20969578, 22073240, 23965232, 27057520, 29956540, 41939156, 44146480, 52423945, 59913080, 83878312, 104847890, 119826160, 167756624, 209695780, 419391560, 838783120]

約数ペア:

[(1, 838783120), (2, 419391560), (4, 209695780), (5, 167756624), (7, 119826160), (8, 104847890), (10, 83878312), (14, 59913080), (16, 52423945), (19, 44146480), (20, 41939156), (28, 29956540), (31, 27057520), (35, 23965232), (38, 22073240), (40, 20969578), (56, 14978270), (62, 13528760), (70, 11982616), (76, 11036620), (80, 10484789), (95, 8829296), (112, 7489135), (124, 6764380), (133, 6306640), (140, 5991308), (152, 5518310), (155, 5411504), (190, 4414648), (217, 3865360), (248, 3382190), (266, 3153320), (280, 2995654), (304, 2759155), (310, 2705752), (380, 2207324), (434, 1932680), (496, 1691095), (532, 1576660), (560, 1497827), (589, 1424080), (620, 1352876), (665, 1261328), (760, 1103662), (868, 966340), (1064, 788330), (1085, 773072), (1178, 712040), (1240, 676438), (1330, 630664), (1520, 551831), (1736, 483170), (2128, 394165), (2170, 386536), (2356, 356020), (2480, 338219), (2543, 329840), (2660, 315332), (2945, 284816), (3472, 241585), (4123, 203440), (4340, 193268), (4712, 178010), (5086, 164920), (5320, 157666), (5890, 142408), (8246, 101720), (8680, 96634), (9424, 89005), (10172, 82460), (10640, 78833), (11780, 71204), (12715, 65968), (16492, 50860), (17360, 48317), (17801, 47120), (20344, 41230), (20615, 40688), (23560, 35602), (25430, 32984)]