280342440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2099}}^1$

素因数の和:2176

約数の個数: 192

約数和(自身を含む): 1061424000

約数和(自身を除く): 781081560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 53, 56, 60, 63, 70, 72, 84, 90, 105, 106, 120, 126, 140, 159, 168, 180, 210, 212, 252, 265, 280, 315, 318, 360, 371, 420, 424, 477, 504, 530, 630, 636, 742, 795, 840, 954, 1060, 1113, 1260, 1272, 1484, 1590, 1855, 1908, 2099, 2120, 2226, 2385, 2520, 2968, 3180, 3339, 3710, 3816, 4198, 4452, 4770, 5565, 6297, 6360, 6678, 7420, 8396, 8904, 9540, 10495, 11130, 12594, 13356, 14693, 14840, 16695, 16792, 18891, 19080, 20990, 22260, 25188, 26712, 29386, 31485, 33390, 37782, 41980, 44079, 44520, 50376, 58772, 62970, 66780, 73465, 75564, 83960, 88158, 94455, 111247, 117544, 125940, 132237, 133560, 146930, 151128, 176316, 188910, 220395, 222494, 251880, 264474, 293860, 333741, 352632, 377820, 440790, 444988, 528948, 556235, 587720, 661185, 667482, 755640, 778729, 881580, 889976, 1001223, 1057896, 1112470, 1322370, 1334964, 1557458, 1668705, 1763160, 2002446, 2224940, 2336187, 2644740, 2669928, 3114916, 3337410, 3893645, 4004892, 4449880, 4672374, 5006115, 5289480, 6229832, 6674820, 7008561, 7787290, 8009784, 9344748, 10012230, 11680935, 13349640, 14017122, 15574580, 18689496, 20024460, 23361870, 28034244, 31149160, 35042805, 40048920, 46723740, 56068488, 70085610, 93447480, 140171220, 280342440]

約数ペア:

[(1, 280342440), (2, 140171220), (3, 93447480), (4, 70085610), (5, 56068488), (6, 46723740), (7, 40048920), (8, 35042805), (9, 31149160), (10, 28034244), (12, 23361870), (14, 20024460), (15, 18689496), (18, 15574580), (20, 14017122), (21, 13349640), (24, 11680935), (28, 10012230), (30, 9344748), (35, 8009784), (36, 7787290), (40, 7008561), (42, 6674820), (45, 6229832), (53, 5289480), (56, 5006115), (60, 4672374), (63, 4449880), (70, 4004892), (72, 3893645), (84, 3337410), (90, 3114916), (105, 2669928), (106, 2644740), (120, 2336187), (126, 2224940), (140, 2002446), (159, 1763160), (168, 1668705), (180, 1557458), (210, 1334964), (212, 1322370), (252, 1112470), (265, 1057896), (280, 1001223), (315, 889976), (318, 881580), (360, 778729), (371, 755640), (420, 667482), (424, 661185), (477, 587720), (504, 556235), (530, 528948), (630, 444988), (636, 440790), (742, 377820), (795, 352632), (840, 333741), (954, 293860), (1060, 264474), (1113, 251880), (1260, 222494), (1272, 220395), (1484, 188910), (1590, 176316), (1855, 151128), (1908, 146930), (2099, 133560), (2120, 132237), (2226, 125940), (2385, 117544), (2520, 111247), (2968, 94455), (3180, 88158), (3339, 83960), (3710, 75564), (3816, 73465), (4198, 66780), (4452, 62970), (4770, 58772), (5565, 50376), (6297, 44520), (6360, 44079), (6678, 41980), (7420, 37782), (8396, 33390), (8904, 31485), (9540, 29386), (10495, 26712), (11130, 25188), (12594, 22260), (13356, 20990), (14693, 19080), (14840, 18891), (16695, 16792)]