400782960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29297}}^1$

素因数の和:29335

約数の個数: 120

約数和(自身を含む): 1416851280

約数和(自身を除く): 1016068320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 29297, 58594, 87891, 117188, 146485, 175782, 234376, 263673, 292970, 351564, 439455, 468752, 527346, 556643, 585940, 703128, 878910, 1054692, 1113286, 1171880, 1318365, 1406256, 1669929, 1757820, 2109384, 2226572, 2343760, 2636730, 2783215, 3339858, 3515640, 4218768, 4453144, 5009787, 5273460, 5566430, 6679716, 7031280, 8349645, 8906288, 10019574, 10546920, 11132860, 13359432, 16699290, 20039148, 21093840, 22265720, 25048935, 26718864, 33398580, 40078296, 44531440, 50097870, 66797160, 80156592, 100195740, 133594320, 200391480, 400782960]

約数ペア:

[(1, 400782960), (2, 200391480), (3, 133594320), (4, 100195740), (5, 80156592), (6, 66797160), (8, 50097870), (9, 44531440), (10, 40078296), (12, 33398580), (15, 26718864), (16, 25048935), (18, 22265720), (19, 21093840), (20, 20039148), (24, 16699290), (30, 13359432), (36, 11132860), (38, 10546920), (40, 10019574), (45, 8906288), (48, 8349645), (57, 7031280), (60, 6679716), (72, 5566430), (76, 5273460), (80, 5009787), (90, 4453144), (95, 4218768), (114, 3515640), (120, 3339858), (144, 2783215), (152, 2636730), (171, 2343760), (180, 2226572), (190, 2109384), (228, 1757820), (240, 1669929), (285, 1406256), (304, 1318365), (342, 1171880), (360, 1113286), (380, 1054692), (456, 878910), (570, 703128), (684, 585940), (720, 556643), (760, 527346), (855, 468752), (912, 439455), (1140, 351564), (1368, 292970), (1520, 263673), (1710, 234376), (2280, 175782), (2736, 146485), (3420, 117188), (4560, 87891), (6840, 58594), (13680, 29297)]