19720106100

素因数分解:

$2^2\times 3^6\times 5^2\times {\mathrm{270509}}^1$

素因数の和:270541

約数の個数: 126

約数和(自身を含む): 64159832310

約数和(自身を除く): 44439726210

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 675, 729, 810, 900, 972, 1215, 1350, 1458, 1620, 2025, 2430, 2700, 2916, 3645, 4050, 4860, 6075, 7290, 8100, 12150, 14580, 18225, 24300, 36450, 72900, 270509, 541018, 811527, 1082036, 1352545, 1623054, 2434581, 2705090, 3246108, 4057635, 4869162, 5410180, 6762725, 7303743, 8115270, 9738324, 12172905, 13525450, 14607486, 16230540, 20288175, 21911229, 24345810, 27050900, 29214972, 36518715, 40576350, 43822458, 48691620, 60864525, 65733687, 73037430, 81152700, 87644916, 109556145, 121729050, 131467374, 146074860, 182593575, 197201061, 219112290, 243458100, 262934748, 328668435, 365187150, 394402122, 438224580, 547780725, 657336870, 730374300, 788804244, 986005305, 1095561450, 1314673740, 1643342175, 1972010610, 2191122900, 3286684350, 3944021220, 4930026525, 6573368700, 9860053050, 19720106100]

約数ペア:

[(1, 19720106100), (2, 9860053050), (3, 6573368700), (4, 4930026525), (5, 3944021220), (6, 3286684350), (9, 2191122900), (10, 1972010610), (12, 1643342175), (15, 1314673740), (18, 1095561450), (20, 986005305), (25, 788804244), (27, 730374300), (30, 657336870), (36, 547780725), (45, 438224580), (50, 394402122), (54, 365187150), (60, 328668435), (75, 262934748), (81, 243458100), (90, 219112290), (100, 197201061), (108, 182593575), (135, 146074860), (150, 131467374), (162, 121729050), (180, 109556145), (225, 87644916), (243, 81152700), (270, 73037430), (300, 65733687), (324, 60864525), (405, 48691620), (450, 43822458), (486, 40576350), (540, 36518715), (675, 29214972), (729, 27050900), (810, 24345810), (900, 21911229), (972, 20288175), (1215, 16230540), (1350, 14607486), (1458, 13525450), (1620, 12172905), (2025, 9738324), (2430, 8115270), (2700, 7303743), (2916, 6762725), (3645, 5410180), (4050, 4869162), (4860, 4057635), (6075, 3246108), (7290, 2705090), (8100, 2434581), (12150, 1623054), (14580, 1352545), (18225, 1082036), (24300, 811527), (36450, 541018), (72900, 270509)]