387431800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:246

約数の個数: 192

約数和(自身を含む): 1085644800

約数和(自身を除く): 698213000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 79, 100, 113, 124, 140, 155, 158, 175, 200, 217, 226, 248, 280, 310, 316, 350, 395, 434, 452, 553, 565, 620, 632, 700, 775, 790, 791, 868, 904, 1085, 1106, 1130, 1240, 1400, 1550, 1580, 1582, 1736, 1975, 2170, 2212, 2260, 2449, 2765, 2825, 3100, 3160, 3164, 3503, 3950, 3955, 4340, 4424, 4520, 4898, 5425, 5530, 5650, 6200, 6328, 7006, 7900, 7910, 8680, 8927, 9796, 10850, 11060, 11300, 12245, 13825, 14012, 15800, 15820, 17143, 17515, 17854, 19592, 19775, 21700, 22120, 22600, 24490, 24521, 27650, 28024, 31640, 34286, 35030, 35708, 39550, 43400, 44635, 48980, 49042, 55300, 61225, 62489, 68572, 70060, 71416, 79100, 85715, 87575, 89270, 97960, 98084, 110600, 122450, 122605, 124978, 137144, 140120, 158200, 171430, 175150, 178540, 196168, 223175, 244900, 245210, 249956, 276737, 312445, 342860, 350300, 357080, 428575, 446350, 489800, 490420, 499912, 553474, 613025, 624890, 685720, 700600, 857150, 892700, 980840, 1106948, 1226050, 1249780, 1383685, 1562225, 1714300, 1785400, 1937159, 2213896, 2452100, 2499560, 2767370, 3124450, 3428600, 3874318, 4904200, 5534740, 6248900, 6918425, 7748636, 9685795, 11069480, 12497800, 13836850, 15497272, 19371590, 27673700, 38743180, 48428975, 55347400, 77486360, 96857950, 193715900, 387431800]

約数ペア:

[(1, 387431800), (2, 193715900), (4, 96857950), (5, 77486360), (7, 55347400), (8, 48428975), (10, 38743180), (14, 27673700), (20, 19371590), (25, 15497272), (28, 13836850), (31, 12497800), (35, 11069480), (40, 9685795), (50, 7748636), (56, 6918425), (62, 6248900), (70, 5534740), (79, 4904200), (100, 3874318), (113, 3428600), (124, 3124450), (140, 2767370), (155, 2499560), (158, 2452100), (175, 2213896), (200, 1937159), (217, 1785400), (226, 1714300), (248, 1562225), (280, 1383685), (310, 1249780), (316, 1226050), (350, 1106948), (395, 980840), (434, 892700), (452, 857150), (553, 700600), (565, 685720), (620, 624890), (632, 613025), (700, 553474), (775, 499912), (790, 490420), (791, 489800), (868, 446350), (904, 428575), (1085, 357080), (1106, 350300), (1130, 342860), (1240, 312445), (1400, 276737), (1550, 249956), (1580, 245210), (1582, 244900), (1736, 223175), (1975, 196168), (2170, 178540), (2212, 175150), (2260, 171430), (2449, 158200), (2765, 140120), (2825, 137144), (3100, 124978), (3160, 122605), (3164, 122450), (3503, 110600), (3950, 98084), (3955, 97960), (4340, 89270), (4424, 87575), (4520, 85715), (4898, 79100), (5425, 71416), (5530, 70060), (5650, 68572), (6200, 62489), (6328, 61225), (7006, 55300), (7900, 49042), (7910, 48980), (8680, 44635), (8927, 43400), (9796, 39550), (10850, 35708), (11060, 35030), (11300, 34286), (12245, 31640), (13825, 28024), (14012, 27650), (15800, 24521), (15820, 24490), (17143, 22600), (17515, 22120), (17854, 21700), (19592, 19775)]