201811920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{44257}}^1$

素因数の和:44292

約数の個数: 80

約数和(自身を含む): 658559040

約数和(自身を除く): 456747120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 44257, 88514, 132771, 177028, 221285, 265542, 354056, 442570, 531084, 663855, 708112, 840883, 885140, 1062168, 1327710, 1681766, 1770280, 2124336, 2522649, 2655420, 3363532, 3540560, 4204415, 5045298, 5310840, 6727064, 8408830, 10090596, 10621680, 12613245, 13454128, 16817660, 20181192, 25226490, 33635320, 40362384, 50452980, 67270640, 100905960, 201811920]

約数ペア:

[(1, 201811920), (2, 100905960), (3, 67270640), (4, 50452980), (5, 40362384), (6, 33635320), (8, 25226490), (10, 20181192), (12, 16817660), (15, 13454128), (16, 12613245), (19, 10621680), (20, 10090596), (24, 8408830), (30, 6727064), (38, 5310840), (40, 5045298), (48, 4204415), (57, 3540560), (60, 3363532), (76, 2655420), (80, 2522649), (95, 2124336), (114, 1770280), (120, 1681766), (152, 1327710), (190, 1062168), (228, 885140), (240, 840883), (285, 708112), (304, 663855), (380, 531084), (456, 442570), (570, 354056), (760, 265542), (912, 221285), (1140, 177028), (1520, 132771), (2280, 88514), (4560, 44257)]