140780388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{997}}^1$

素因数の和:1093

約数の個数: 72

約数和(自身を含む): 385180096

約数和(自身を除く): 244399708

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 997, 1148, 1681, 1722, 1994, 2991, 3362, 3444, 3988, 5043, 5982, 6724, 6979, 10086, 11767, 11964, 13958, 20172, 20937, 23534, 27916, 35301, 40877, 41874, 47068, 70602, 81754, 83748, 122631, 141204, 163508, 245262, 286139, 490524, 572278, 858417, 1144556, 1675957, 1716834, 3351914, 3433668, 5027871, 6703828, 10055742, 11731699, 20111484, 23463398, 35195097, 46926796, 70390194, 140780388]

約数ペア:

[(1, 140780388), (2, 70390194), (3, 46926796), (4, 35195097), (6, 23463398), (7, 20111484), (12, 11731699), (14, 10055742), (21, 6703828), (28, 5027871), (41, 3433668), (42, 3351914), (82, 1716834), (84, 1675957), (123, 1144556), (164, 858417), (246, 572278), (287, 490524), (492, 286139), (574, 245262), (861, 163508), (997, 141204), (1148, 122631), (1681, 83748), (1722, 81754), (1994, 70602), (2991, 47068), (3362, 41874), (3444, 40877), (3988, 35301), (5043, 27916), (5982, 23534), (6724, 20937), (6979, 20172), (10086, 13958), (11767, 11964)]