428631000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{20411}}^1$

素因数の和:20442

約数の個数: 128

約数和(自身を含む): 1528450560

約数和(自身を除く): 1099819560

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, 20411, 21000, 40822, 61233, 81644, 102055, 122466, 142877, 163288, 204110, 244932, 285754, 306165, 408220, 428631, 489864, 510275, 571508, 612330, 714385, 816440, 857262, 1020550, 1143016, 1224660, 1428770, 1530825, 1714524, 2041100, 2143155, 2449320, 2551375, 2857540, 3061650, 3429048, 3571925, 4082200, 4286310, 5102750, 5715080, 6123300, 7143850, 7654125, 8572620, 10205500, 10715775, 12246600, 14287700, 15308250, 17145240, 17859625, 20411000, 21431550, 28575400, 30616500, 35719250, 42863100, 53578875, 61233000, 71438500, 85726200, 107157750, 142877000, 214315500, 428631000]

約数ペア:

[(1, 428631000), (2, 214315500), (3, 142877000), (4, 107157750), (5, 85726200), (6, 71438500), (7, 61233000), (8, 53578875), (10, 42863100), (12, 35719250), (14, 30616500), (15, 28575400), (20, 21431550), (21, 20411000), (24, 17859625), (25, 17145240), (28, 15308250), (30, 14287700), (35, 12246600), (40, 10715775), (42, 10205500), (50, 8572620), (56, 7654125), (60, 7143850), (70, 6123300), (75, 5715080), (84, 5102750), (100, 4286310), (105, 4082200), (120, 3571925), (125, 3429048), (140, 3061650), (150, 2857540), (168, 2551375), (175, 2449320), (200, 2143155), (210, 2041100), (250, 1714524), (280, 1530825), (300, 1428770), (350, 1224660), (375, 1143016), (420, 1020550), (500, 857262), (525, 816440), (600, 714385), (700, 612330), (750, 571508), (840, 510275), (875, 489864), (1000, 428631), (1050, 408220), (1400, 306165), (1500, 285754), (1750, 244932), (2100, 204110), (2625, 163288), (3000, 142877), (3500, 122466), (4200, 102055), (5250, 81644), (7000, 61233), (10500, 40822), (20411, 21000)]