400264800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12829}}^1$

素因数の和:12865

約数の個数: 144

約数和(自身を含む): 1403191440

約数和(自身を除く): 1002926640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 416, 480, 520, 600, 624, 650, 780, 800, 975, 1040, 1200, 1248, 1300, 1560, 1950, 2080, 2400, 2600, 3120, 3900, 5200, 6240, 7800, 10400, 12829, 15600, 25658, 31200, 38487, 51316, 64145, 76974, 102632, 128290, 153948, 166777, 192435, 205264, 256580, 307896, 320725, 333554, 384870, 410528, 500331, 513160, 615792, 641450, 667108, 769740, 833885, 962175, 1000662, 1026320, 1231584, 1282900, 1334216, 1539480, 1667770, 1924350, 2001324, 2052640, 2501655, 2565800, 2668432, 3078960, 3335540, 3848700, 4002648, 4169425, 5003310, 5131600, 5336864, 6157920, 6671080, 7697400, 8005296, 8338850, 10006620, 10263200, 12508275, 13342160, 15394800, 16010592, 16677700, 20013240, 25016550, 26684320, 30789600, 33355400, 40026480, 50033100, 66710800, 80052960, 100066200, 133421600, 200132400, 400264800]

約数ペア:

[(1, 400264800), (2, 200132400), (3, 133421600), (4, 100066200), (5, 80052960), (6, 66710800), (8, 50033100), (10, 40026480), (12, 33355400), (13, 30789600), (15, 26684320), (16, 25016550), (20, 20013240), (24, 16677700), (25, 16010592), (26, 15394800), (30, 13342160), (32, 12508275), (39, 10263200), (40, 10006620), (48, 8338850), (50, 8005296), (52, 7697400), (60, 6671080), (65, 6157920), (75, 5336864), (78, 5131600), (80, 5003310), (96, 4169425), (100, 4002648), (104, 3848700), (120, 3335540), (130, 3078960), (150, 2668432), (156, 2565800), (160, 2501655), (195, 2052640), (200, 2001324), (208, 1924350), (240, 1667770), (260, 1539480), (300, 1334216), (312, 1282900), (325, 1231584), (390, 1026320), (400, 1000662), (416, 962175), (480, 833885), (520, 769740), (600, 667108), (624, 641450), (650, 615792), (780, 513160), (800, 500331), (975, 410528), (1040, 384870), (1200, 333554), (1248, 320725), (1300, 307896), (1560, 256580), (1950, 205264), (2080, 192435), (2400, 166777), (2600, 153948), (3120, 128290), (3900, 102632), (5200, 76974), (6240, 64145), (7800, 51316), (10400, 38487), (12829, 31200), (15600, 25658)]