208817595

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1009}}^1$

素因数の和:1106

約数の個数: 80

約数和(自身を含む): 434089920

約数和(自身を除く): 225272325

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 73, 81, 105, 135, 189, 219, 315, 365, 405, 511, 567, 657, 945, 1009, 1095, 1533, 1971, 2555, 2835, 3027, 3285, 4599, 5045, 5913, 7063, 7665, 9081, 9855, 13797, 15135, 21189, 22995, 27243, 29565, 35315, 41391, 45405, 63567, 68985, 73657, 81729, 105945, 136215, 190701, 206955, 220971, 317835, 368285, 408645, 515599, 572103, 662913, 953505, 1104855, 1546797, 1988739, 2577995, 2860515, 3314565, 4640391, 5966217, 7733985, 9943695, 13921173, 23201955, 29831085, 41763519, 69605865, 208817595]

約数ペア:

[(1, 208817595), (3, 69605865), (5, 41763519), (7, 29831085), (9, 23201955), (15, 13921173), (21, 9943695), (27, 7733985), (35, 5966217), (45, 4640391), (63, 3314565), (73, 2860515), (81, 2577995), (105, 1988739), (135, 1546797), (189, 1104855), (219, 953505), (315, 662913), (365, 572103), (405, 515599), (511, 408645), (567, 368285), (657, 317835), (945, 220971), (1009, 206955), (1095, 190701), (1533, 136215), (1971, 105945), (2555, 81729), (2835, 73657), (3027, 68985), (3285, 63567), (4599, 45405), (5045, 41391), (5913, 35315), (7063, 29565), (7665, 27243), (9081, 22995), (9855, 21189), (13797, 15135)]