74982390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 214990848

約数和(自身を除く): 140008458

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 47, 70, 71, 94, 105, 107, 141, 142, 210, 213, 214, 235, 282, 321, 329, 355, 426, 470, 497, 535, 642, 658, 705, 710, 749, 987, 994, 1065, 1070, 1410, 1491, 1498, 1605, 1645, 1974, 2130, 2247, 2485, 2982, 3210, 3290, 3337, 3745, 4494, 4935, 4970, 5029, 6674, 7455, 7490, 7597, 9870, 10011, 10058, 11235, 14910, 15087, 15194, 16685, 20022, 22470, 22791, 23359, 25145, 30174, 33370, 35203, 37985, 45582, 46718, 50055, 50290, 53179, 70077, 70406, 75435, 75970, 100110, 105609, 106358, 113955, 116795, 140154, 150870, 159537, 176015, 211218, 227910, 233590, 265895, 319074, 350385, 352030, 357059, 528045, 531790, 700770, 714118, 797685, 1056090, 1071177, 1595370, 1785295, 2142354, 2499413, 3570590, 4998826, 5355885, 7498239, 10711770, 12497065, 14996478, 24994130, 37491195, 74982390]

約数ペア:

[(1, 74982390), (2, 37491195), (3, 24994130), (5, 14996478), (6, 12497065), (7, 10711770), (10, 7498239), (14, 5355885), (15, 4998826), (21, 3570590), (30, 2499413), (35, 2142354), (42, 1785295), (47, 1595370), (70, 1071177), (71, 1056090), (94, 797685), (105, 714118), (107, 700770), (141, 531790), (142, 528045), (210, 357059), (213, 352030), (214, 350385), (235, 319074), (282, 265895), (321, 233590), (329, 227910), (355, 211218), (426, 176015), (470, 159537), (497, 150870), (535, 140154), (642, 116795), (658, 113955), (705, 106358), (710, 105609), (749, 100110), (987, 75970), (994, 75435), (1065, 70406), (1070, 70077), (1410, 53179), (1491, 50290), (1498, 50055), (1605, 46718), (1645, 45582), (1974, 37985), (2130, 35203), (2247, 33370), (2485, 30174), (2982, 25145), (3210, 23359), (3290, 22791), (3337, 22470), (3745, 20022), (4494, 16685), (4935, 15194), (4970, 15087), (5029, 14910), (6674, 11235), (7455, 10058), (7490, 10011), (7597, 9870)]