42448980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{479}}^1$

素因数の和:709

約数の個数: 96

約数和(自身を含む): 136765440

約数和(自身を除く): 94316460

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, 479, 633, 844, 958, 1055, 1266, 1437, 1477, 1916, 2110, 2395, 2532, 2874, 2954, 3165, 3353, 4220, 4431, 4790, 5748, 5908, 6330, 6706, 7185, 7385, 8862, 9580, 10059, 12660, 13412, 14370, 14770, 16765, 17724, 20118, 22155, 28740, 29540, 33530, 40236, 44310, 50295, 67060, 88620, 100590, 101069, 201180, 202138, 303207, 404276, 505345, 606414, 707483, 1010690, 1212828, 1414966, 1516035, 2021380, 2122449, 2829932, 3032070, 3537415, 4244898, 6064140, 7074830, 8489796, 10612245, 14149660, 21224490, 42448980]

約数ペア:

[(1, 42448980), (2, 21224490), (3, 14149660), (4, 10612245), (5, 8489796), (6, 7074830), (7, 6064140), (10, 4244898), (12, 3537415), (14, 3032070), (15, 2829932), (20, 2122449), (21, 2021380), (28, 1516035), (30, 1414966), (35, 1212828), (42, 1010690), (60, 707483), (70, 606414), (84, 505345), (105, 404276), (140, 303207), (210, 202138), (211, 201180), (420, 101069), (422, 100590), (479, 88620), (633, 67060), (844, 50295), (958, 44310), (1055, 40236), (1266, 33530), (1437, 29540), (1477, 28740), (1916, 22155), (2110, 20118), (2395, 17724), (2532, 16765), (2874, 14770), (2954, 14370), (3165, 13412), (3353, 12660), (4220, 10059), (4431, 9580), (4790, 8862), (5748, 7385), (5908, 7185), (6330, 6706)]