1988211000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{22853}}^1$

素因数の和:22906

約数の個数: 128

約数和(自身を含む): 6417403200

約数和(自身を除く): 4429192200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 29, 30, 40, 50, 58, 60, 75, 87, 100, 116, 120, 125, 145, 150, 174, 200, 232, 250, 290, 300, 348, 375, 435, 500, 580, 600, 696, 725, 750, 870, 1000, 1160, 1450, 1500, 1740, 2175, 2900, 3000, 3480, 3625, 4350, 5800, 7250, 8700, 10875, 14500, 17400, 21750, 22853, 29000, 43500, 45706, 68559, 87000, 91412, 114265, 137118, 182824, 228530, 274236, 342795, 457060, 548472, 571325, 662737, 685590, 914120, 1142650, 1325474, 1371180, 1713975, 1988211, 2285300, 2650948, 2742360, 2856625, 3313685, 3427950, 3976422, 4570600, 5301896, 5713250, 6627370, 6855900, 7952844, 8569875, 9941055, 11426500, 13254740, 13711800, 15905688, 16568425, 17139750, 19882110, 22853000, 26509480, 33136850, 34279500, 39764220, 49705275, 66273700, 68559000, 79528440, 82842125, 99410550, 132547400, 165684250, 198821100, 248526375, 331368500, 397642200, 497052750, 662737000, 994105500, 1988211000]

約数ペア:

[(1, 1988211000), (2, 994105500), (3, 662737000), (4, 497052750), (5, 397642200), (6, 331368500), (8, 248526375), (10, 198821100), (12, 165684250), (15, 132547400), (20, 99410550), (24, 82842125), (25, 79528440), (29, 68559000), (30, 66273700), (40, 49705275), (50, 39764220), (58, 34279500), (60, 33136850), (75, 26509480), (87, 22853000), (100, 19882110), (116, 17139750), (120, 16568425), (125, 15905688), (145, 13711800), (150, 13254740), (174, 11426500), (200, 9941055), (232, 8569875), (250, 7952844), (290, 6855900), (300, 6627370), (348, 5713250), (375, 5301896), (435, 4570600), (500, 3976422), (580, 3427950), (600, 3313685), (696, 2856625), (725, 2742360), (750, 2650948), (870, 2285300), (1000, 1988211), (1160, 1713975), (1450, 1371180), (1500, 1325474), (1740, 1142650), (2175, 914120), (2900, 685590), (3000, 662737), (3480, 571325), (3625, 548472), (4350, 457060), (5800, 342795), (7250, 274236), (8700, 228530), (10875, 182824), (14500, 137118), (17400, 114265), (21750, 91412), (22853, 87000), (29000, 68559), (43500, 45706)]