90481020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1021}}^1$

素因数の和:1251

約数の個数: 96

約数和(自身を含む): 291196416

約数和(自身を除く): 200715396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 211, 420, 422, 633, 844, 1021, 1055, 1266, 1477, 2042, 2110, 2532, 2954, 3063, 3165, 4084, 4220, 4431, 5105, 5908, 6126, 6330, 7147, 7385, 8862, 10210, 12252, 12660, 14294, 14770, 15315, 17724, 20420, 21441, 22155, 28588, 29540, 30630, 35735, 42882, 44310, 61260, 71470, 85764, 88620, 107205, 142940, 214410, 215431, 428820, 430862, 646293, 861724, 1077155, 1292586, 1508017, 2154310, 2585172, 3016034, 3231465, 4308620, 4524051, 6032068, 6462930, 7540085, 9048102, 12925860, 15080170, 18096204, 22620255, 30160340, 45240510, 90481020]

約数ペア:

[(1, 90481020), (2, 45240510), (3, 30160340), (4, 22620255), (5, 18096204), (6, 15080170), (7, 12925860), (10, 9048102), (12, 7540085), (14, 6462930), (15, 6032068), (20, 4524051), (21, 4308620), (28, 3231465), (30, 3016034), (35, 2585172), (42, 2154310), (60, 1508017), (70, 1292586), (84, 1077155), (105, 861724), (140, 646293), (210, 430862), (211, 428820), (420, 215431), (422, 214410), (633, 142940), (844, 107205), (1021, 88620), (1055, 85764), (1266, 71470), (1477, 61260), (2042, 44310), (2110, 42882), (2532, 35735), (2954, 30630), (3063, 29540), (3165, 28588), (4084, 22155), (4220, 21441), (4431, 20420), (5105, 17724), (5908, 15315), (6126, 14770), (6330, 14294), (7147, 12660), (7385, 12252), (8862, 10210)]