78905610

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{503}}^1$

素因数の和:609

約数の個数: 128

約数和(自身を含む): 243855360

約数和(自身を除く): 164949750

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 83, 90, 105, 126, 135, 166, 189, 210, 249, 270, 315, 378, 415, 498, 503, 581, 630, 747, 830, 945, 1006, 1162, 1245, 1494, 1509, 1743, 1890, 2241, 2490, 2515, 2905, 3018, 3486, 3521, 3735, 4482, 4527, 5030, 5229, 5810, 7042, 7470, 7545, 8715, 9054, 10458, 10563, 11205, 13581, 15090, 15687, 17430, 17605, 21126, 22410, 22635, 26145, 27162, 31374, 31689, 35210, 41749, 45270, 52290, 52815, 63378, 67905, 78435, 83498, 95067, 105630, 125247, 135810, 156870, 158445, 190134, 208745, 250494, 292243, 316890, 375741, 417490, 475335, 584486, 626235, 751482, 876729, 950670, 1127223, 1252470, 1461215, 1753458, 1878705, 2254446, 2630187, 2922430, 3757410, 4383645, 5260374, 5636115, 7890561, 8767290, 11272230, 13150935, 15781122, 26301870, 39452805, 78905610]

約数ペア:

[(1, 78905610), (2, 39452805), (3, 26301870), (5, 15781122), (6, 13150935), (7, 11272230), (9, 8767290), (10, 7890561), (14, 5636115), (15, 5260374), (18, 4383645), (21, 3757410), (27, 2922430), (30, 2630187), (35, 2254446), (42, 1878705), (45, 1753458), (54, 1461215), (63, 1252470), (70, 1127223), (83, 950670), (90, 876729), (105, 751482), (126, 626235), (135, 584486), (166, 475335), (189, 417490), (210, 375741), (249, 316890), (270, 292243), (315, 250494), (378, 208745), (415, 190134), (498, 158445), (503, 156870), (581, 135810), (630, 125247), (747, 105630), (830, 95067), (945, 83498), (1006, 78435), (1162, 67905), (1245, 63378), (1494, 52815), (1509, 52290), (1743, 45270), (1890, 41749), (2241, 35210), (2490, 31689), (2515, 31374), (2905, 27162), (3018, 26145), (3486, 22635), (3521, 22410), (3735, 21126), (4482, 17605), (4527, 17430), (5030, 15687), (5229, 15090), (5810, 13581), (7042, 11205), (7470, 10563), (7545, 10458), (8715, 9054)]