21597142000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{7109}}^1$

素因数の和:7177

約数の個数: 240

約数和(自身を含む): 62716343040

約数和(自身を除く): 41119201040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 49, 50, 56, 62, 70, 80, 98, 100, 112, 124, 125, 140, 155, 175, 196, 200, 217, 245, 248, 250, 280, 310, 350, 392, 400, 434, 490, 496, 500, 560, 620, 700, 775, 784, 868, 875, 980, 1000, 1085, 1225, 1240, 1400, 1519, 1550, 1736, 1750, 1960, 2000, 2170, 2450, 2480, 2800, 3038, 3100, 3472, 3500, 3875, 3920, 4340, 4900, 5425, 6076, 6125, 6200, 7000, 7109, 7595, 7750, 8680, 9800, 10850, 12152, 12250, 12400, 14000, 14218, 15190, 15500, 17360, 19600, 21700, 24304, 24500, 27125, 28436, 30380, 31000, 35545, 37975, 43400, 49000, 49763, 54250, 56872, 60760, 62000, 71090, 75950, 86800, 98000, 99526, 108500, 113744, 121520, 142180, 151900, 177725, 189875, 199052, 217000, 220379, 248815, 284360, 303800, 348341, 355450, 379750, 398104, 434000, 440758, 497630, 568720, 607600, 696682, 710900, 759500, 796208, 881516, 888625, 995260, 1101895, 1244075, 1393364, 1421800, 1519000, 1542653, 1741705, 1763032, 1777250, 1990520, 2203790, 2488150, 2786728, 2843600, 3038000, 3085306, 3483410, 3526064, 3554500, 3981040, 4407580, 4976300, 5509475, 5573456, 6170612, 6220375, 6966820, 7109000, 7713265, 8708525, 8815160, 9952600, 10798571, 11018950, 12341224, 12440750, 13933640, 14218000, 15426530, 17417050, 17630320, 19905200, 21597142, 22037900, 24682448, 24881500, 27547375, 27867280, 30853060, 34834100, 38566325, 43194284, 43542625, 44075800, 49763000, 53992855, 55094750, 61706120, 69668200, 77132650, 86388568, 87085250, 88151600, 99526000, 107985710, 110189500, 123412240, 139336400, 154265300, 172777136, 174170500, 192831625, 215971420, 220379000, 269964275, 308530600, 348341000, 385663250, 431942840, 440758000, 539928550, 617061200, 696682000, 771326500, 863885680, 1079857100, 1349821375, 1542653000, 2159714200, 2699642750, 3085306000, 4319428400, 5399285500, 10798571000, 21597142000]

約数ペア:

[(1, 21597142000), (2, 10798571000), (4, 5399285500), (5, 4319428400), (7, 3085306000), (8, 2699642750), (10, 2159714200), (14, 1542653000), (16, 1349821375), (20, 1079857100), (25, 863885680), (28, 771326500), (31, 696682000), (35, 617061200), (40, 539928550), (49, 440758000), (50, 431942840), (56, 385663250), (62, 348341000), (70, 308530600), (80, 269964275), (98, 220379000), (100, 215971420), (112, 192831625), (124, 174170500), (125, 172777136), (140, 154265300), (155, 139336400), (175, 123412240), (196, 110189500), (200, 107985710), (217, 99526000), (245, 88151600), (248, 87085250), (250, 86388568), (280, 77132650), (310, 69668200), (350, 61706120), (392, 55094750), (400, 53992855), (434, 49763000), (490, 44075800), (496, 43542625), (500, 43194284), (560, 38566325), (620, 34834100), (700, 30853060), (775, 27867280), (784, 27547375), (868, 24881500), (875, 24682448), (980, 22037900), (1000, 21597142), (1085, 19905200), (1225, 17630320), (1240, 17417050), (1400, 15426530), (1519, 14218000), (1550, 13933640), (1736, 12440750), (1750, 12341224), (1960, 11018950), (2000, 10798571), (2170, 9952600), (2450, 8815160), (2480, 8708525), (2800, 7713265), (3038, 7109000), (3100, 6966820), (3472, 6220375), (3500, 6170612), (3875, 5573456), (3920, 5509475), (4340, 4976300), (4900, 4407580), (5425, 3981040), (6076, 3554500), (6125, 3526064), (6200, 3483410), (7000, 3085306), (7109, 3038000), (7595, 2843600), (7750, 2786728), (8680, 2488150), (9800, 2203790), (10850, 1990520), (12152, 1777250), (12250, 1763032), (12400, 1741705), (14000, 1542653), (14218, 1519000), (15190, 1421800), (15500, 1393364), (17360, 1244075), (19600, 1101895), (21700, 995260), (24304, 888625), (24500, 881516), (27125, 796208), (28436, 759500), (30380, 710900), (31000, 696682), (35545, 607600), (37975, 568720), (43400, 497630), (49000, 440758), (49763, 434000), (54250, 398104), (56872, 379750), (60760, 355450), (62000, 348341), (71090, 303800), (75950, 284360), (86800, 248815), (98000, 220379), (99526, 217000), (108500, 199052), (113744, 189875), (121520, 177725), (142180, 151900)]