639709800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:424

約数の個数: 192

約数和(自身を含む): 2069391360

約数和(自身を除く): 1429681560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 31, 40, 50, 60, 62, 75, 93, 100, 120, 124, 150, 155, 163, 186, 200, 211, 248, 300, 310, 326, 372, 422, 465, 489, 600, 620, 633, 652, 744, 775, 815, 844, 930, 978, 1055, 1240, 1266, 1304, 1550, 1630, 1688, 1860, 1956, 2110, 2325, 2445, 2532, 3100, 3165, 3260, 3720, 3912, 4075, 4220, 4650, 4890, 5053, 5064, 5275, 6200, 6330, 6520, 6541, 8150, 8440, 9300, 9780, 10106, 10550, 12225, 12660, 13082, 15159, 15825, 16300, 18600, 19560, 19623, 20212, 21100, 24450, 25265, 25320, 26164, 30318, 31650, 32600, 32705, 34393, 39246, 40424, 42200, 48900, 50530, 52328, 60636, 63300, 65410, 68786, 75795, 78492, 97800, 98115, 101060, 103179, 121272, 126325, 126600, 130820, 137572, 151590, 156984, 163525, 171965, 196230, 202120, 206358, 252650, 261640, 275144, 303180, 327050, 343930, 378975, 392460, 412716, 490575, 505300, 515895, 606360, 654100, 687860, 757950, 784920, 825432, 859825, 981150, 1010600, 1031790, 1066183, 1308200, 1375720, 1515900, 1719650, 1962300, 2063580, 2132366, 2579475, 3031800, 3198549, 3439300, 3924600, 4127160, 4264732, 5158950, 5330915, 6397098, 6878600, 8529464, 10317900, 10661830, 12794196, 15992745, 20635800, 21323660, 25588392, 26654575, 31985490, 42647320, 53309150, 63970980, 79963725, 106618300, 127941960, 159927450, 213236600, 319854900, 639709800]

約数ペア:

[(1, 639709800), (2, 319854900), (3, 213236600), (4, 159927450), (5, 127941960), (6, 106618300), (8, 79963725), (10, 63970980), (12, 53309150), (15, 42647320), (20, 31985490), (24, 26654575), (25, 25588392), (30, 21323660), (31, 20635800), (40, 15992745), (50, 12794196), (60, 10661830), (62, 10317900), (75, 8529464), (93, 6878600), (100, 6397098), (120, 5330915), (124, 5158950), (150, 4264732), (155, 4127160), (163, 3924600), (186, 3439300), (200, 3198549), (211, 3031800), (248, 2579475), (300, 2132366), (310, 2063580), (326, 1962300), (372, 1719650), (422, 1515900), (465, 1375720), (489, 1308200), (600, 1066183), (620, 1031790), (633, 1010600), (652, 981150), (744, 859825), (775, 825432), (815, 784920), (844, 757950), (930, 687860), (978, 654100), (1055, 606360), (1240, 515895), (1266, 505300), (1304, 490575), (1550, 412716), (1630, 392460), (1688, 378975), (1860, 343930), (1956, 327050), (2110, 303180), (2325, 275144), (2445, 261640), (2532, 252650), (3100, 206358), (3165, 202120), (3260, 196230), (3720, 171965), (3912, 163525), (4075, 156984), (4220, 151590), (4650, 137572), (4890, 130820), (5053, 126600), (5064, 126325), (5275, 121272), (6200, 103179), (6330, 101060), (6520, 98115), (6541, 97800), (8150, 78492), (8440, 75795), (9300, 68786), (9780, 65410), (10106, 63300), (10550, 60636), (12225, 52328), (12660, 50530), (13082, 48900), (15159, 42200), (15825, 40424), (16300, 39246), (18600, 34393), (19560, 32705), (19623, 32600), (20212, 31650), (21100, 30318), (24450, 26164), (25265, 25320)]