210502400

素因数分解:

$2^8\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1118

約数の個数: 108

約数和(自身を含む): 538340544

約数和(自身を除く): 327838144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 620, 640, 775, 800, 992, 1061, 1240, 1280, 1550, 1600, 1984, 2122, 2480, 3100, 3200, 3968, 4244, 4960, 5305, 6200, 6400, 7936, 8488, 9920, 10610, 12400, 16976, 19840, 21220, 24800, 26525, 32891, 33952, 39680, 42440, 49600, 53050, 65782, 67904, 84880, 99200, 106100, 131564, 135808, 164455, 169760, 198400, 212200, 263128, 271616, 328910, 339520, 424400, 526256, 657820, 679040, 822275, 848800, 1052512, 1315640, 1358080, 1644550, 1697600, 2105024, 2631280, 3289100, 3395200, 4210048, 5262560, 6578200, 6790400, 8420096, 10525120, 13156400, 21050240, 26312800, 42100480, 52625600, 105251200, 210502400]

約数ペア:

[(1, 210502400), (2, 105251200), (4, 52625600), (5, 42100480), (8, 26312800), (10, 21050240), (16, 13156400), (20, 10525120), (25, 8420096), (31, 6790400), (32, 6578200), (40, 5262560), (50, 4210048), (62, 3395200), (64, 3289100), (80, 2631280), (100, 2105024), (124, 1697600), (128, 1644550), (155, 1358080), (160, 1315640), (200, 1052512), (248, 848800), (256, 822275), (310, 679040), (320, 657820), (400, 526256), (496, 424400), (620, 339520), (640, 328910), (775, 271616), (800, 263128), (992, 212200), (1061, 198400), (1240, 169760), (1280, 164455), (1550, 135808), (1600, 131564), (1984, 106100), (2122, 99200), (2480, 84880), (3100, 67904), (3200, 65782), (3968, 53050), (4244, 49600), (4960, 42440), (5305, 39680), (6200, 33952), (6400, 32891), (7936, 26525), (8488, 24800), (9920, 21220), (10610, 19840), (12400, 16976)]