1998553920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{189257}}^1$

素因数の和:189288

約数の個数: 112

約数和(自身を含む): 6922300608

約数和(自身を除く): 4923746688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 440, 480, 528, 660, 704, 880, 960, 1056, 1320, 1760, 2112, 2640, 3520, 5280, 10560, 189257, 378514, 567771, 757028, 946285, 1135542, 1514056, 1892570, 2081827, 2271084, 2838855, 3028112, 3785140, 4163654, 4542168, 5677710, 6056224, 6245481, 7570280, 8327308, 9084336, 10409135, 11355420, 12112448, 12490962, 15140560, 16654616, 18168672, 20818270, 22710840, 24981924, 30281120, 31227405, 33309232, 36337344, 41636540, 45421680, 49963848, 60562240, 62454810, 66618464, 83273080, 90843360, 99927696, 124909620, 133236928, 166546160, 181686720, 199855392, 249819240, 333092320, 399710784, 499638480, 666184640, 999276960, 1998553920]

約数ペア:

[(1, 1998553920), (2, 999276960), (3, 666184640), (4, 499638480), (5, 399710784), (6, 333092320), (8, 249819240), (10, 199855392), (11, 181686720), (12, 166546160), (15, 133236928), (16, 124909620), (20, 99927696), (22, 90843360), (24, 83273080), (30, 66618464), (32, 62454810), (33, 60562240), (40, 49963848), (44, 45421680), (48, 41636540), (55, 36337344), (60, 33309232), (64, 31227405), (66, 30281120), (80, 24981924), (88, 22710840), (96, 20818270), (110, 18168672), (120, 16654616), (132, 15140560), (160, 12490962), (165, 12112448), (176, 11355420), (192, 10409135), (220, 9084336), (240, 8327308), (264, 7570280), (320, 6245481), (330, 6056224), (352, 5677710), (440, 4542168), (480, 4163654), (528, 3785140), (660, 3028112), (704, 2838855), (880, 2271084), (960, 2081827), (1056, 1892570), (1320, 1514056), (1760, 1135542), (2112, 946285), (2640, 757028), (3520, 567771), (5280, 378514), (10560, 189257)]