281631000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{13411}}^1$

素因数の和:13442

約数の個数: 128

約数和(自身を含む): 1004290560

約数和(自身を除く): 722659560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 200, 210, 250, 280, 300, 350, 375, 420, 500, 525, 600, 700, 750, 840, 875, 1000, 1050, 1400, 1500, 1750, 2100, 2625, 3000, 3500, 4200, 5250, 7000, 10500, 13411, 21000, 26822, 40233, 53644, 67055, 80466, 93877, 107288, 134110, 160932, 187754, 201165, 268220, 281631, 321864, 335275, 375508, 402330, 469385, 536440, 563262, 670550, 751016, 804660, 938770, 1005825, 1126524, 1341100, 1408155, 1609320, 1676375, 1877540, 2011650, 2253048, 2346925, 2682200, 2816310, 3352750, 3755080, 4023300, 4693850, 5029125, 5632620, 6705500, 7040775, 8046600, 9387700, 10058250, 11265240, 11734625, 13411000, 14081550, 18775400, 20116500, 23469250, 28163100, 35203875, 40233000, 46938500, 56326200, 70407750, 93877000, 140815500, 281631000]

約数ペア:

[(1, 281631000), (2, 140815500), (3, 93877000), (4, 70407750), (5, 56326200), (6, 46938500), (7, 40233000), (8, 35203875), (10, 28163100), (12, 23469250), (14, 20116500), (15, 18775400), (20, 14081550), (21, 13411000), (24, 11734625), (25, 11265240), (28, 10058250), (30, 9387700), (35, 8046600), (40, 7040775), (42, 6705500), (50, 5632620), (56, 5029125), (60, 4693850), (70, 4023300), (75, 3755080), (84, 3352750), (100, 2816310), (105, 2682200), (120, 2346925), (125, 2253048), (140, 2011650), (150, 1877540), (168, 1676375), (175, 1609320), (200, 1408155), (210, 1341100), (250, 1126524), (280, 1005825), (300, 938770), (350, 804660), (375, 751016), (420, 670550), (500, 563262), (525, 536440), (600, 469385), (700, 402330), (750, 375508), (840, 335275), (875, 321864), (1000, 281631), (1050, 268220), (1400, 201165), (1500, 187754), (1750, 160932), (2100, 134110), (2625, 107288), (3000, 93877), (3500, 80466), (4200, 67055), (5250, 53644), (7000, 40233), (10500, 26822), (13411, 21000)]