7998000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:100

約数の個数: 160

約数和(自身を含む): 27236352

約数和(自身を除く): 19238352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 40, 43, 48, 50, 60, 62, 75, 80, 86, 93, 100, 120, 124, 125, 129, 150, 155, 172, 186, 200, 215, 240, 248, 250, 258, 300, 310, 344, 372, 375, 400, 430, 465, 496, 500, 516, 600, 620, 645, 688, 744, 750, 775, 860, 930, 1000, 1032, 1075, 1200, 1240, 1290, 1333, 1488, 1500, 1550, 1720, 1860, 2000, 2064, 2150, 2325, 2480, 2580, 2666, 3000, 3100, 3225, 3440, 3720, 3875, 3999, 4300, 4650, 5160, 5332, 5375, 6000, 6200, 6450, 6665, 7440, 7750, 7998, 8600, 9300, 10320, 10664, 10750, 11625, 12400, 12900, 13330, 15500, 15996, 16125, 17200, 18600, 19995, 21328, 21500, 23250, 25800, 26660, 31000, 31992, 32250, 33325, 37200, 39990, 43000, 46500, 51600, 53320, 62000, 63984, 64500, 66650, 79980, 86000, 93000, 99975, 106640, 129000, 133300, 159960, 166625, 186000, 199950, 258000, 266600, 319920, 333250, 399900, 499875, 533200, 666500, 799800, 999750, 1333000, 1599600, 1999500, 2666000, 3999000, 7998000]

約数ペア:

[(1, 7998000), (2, 3999000), (3, 2666000), (4, 1999500), (5, 1599600), (6, 1333000), (8, 999750), (10, 799800), (12, 666500), (15, 533200), (16, 499875), (20, 399900), (24, 333250), (25, 319920), (30, 266600), (31, 258000), (40, 199950), (43, 186000), (48, 166625), (50, 159960), (60, 133300), (62, 129000), (75, 106640), (80, 99975), (86, 93000), (93, 86000), (100, 79980), (120, 66650), (124, 64500), (125, 63984), (129, 62000), (150, 53320), (155, 51600), (172, 46500), (186, 43000), (200, 39990), (215, 37200), (240, 33325), (248, 32250), (250, 31992), (258, 31000), (300, 26660), (310, 25800), (344, 23250), (372, 21500), (375, 21328), (400, 19995), (430, 18600), (465, 17200), (496, 16125), (500, 15996), (516, 15500), (600, 13330), (620, 12900), (645, 12400), (688, 11625), (744, 10750), (750, 10664), (775, 10320), (860, 9300), (930, 8600), (1000, 7998), (1032, 7750), (1075, 7440), (1200, 6665), (1240, 6450), (1290, 6200), (1333, 6000), (1488, 5375), (1500, 5332), (1550, 5160), (1720, 4650), (1860, 4300), (2000, 3999), (2064, 3875), (2150, 3720), (2325, 3440), (2480, 3225), (2580, 3100), (2666, 3000)]