81698190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{373}}^1$

素因数の和:546

約数の個数: 96

約数和(自身を含む): 230234400

約数和(自身を除く): 148536210

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 149, 210, 245, 294, 298, 373, 447, 490, 735, 745, 746, 894, 1043, 1119, 1470, 1490, 1865, 2086, 2235, 2238, 2611, 3129, 3730, 4470, 5215, 5222, 5595, 6258, 7301, 7833, 10430, 11190, 13055, 14602, 15645, 15666, 18277, 21903, 26110, 31290, 36505, 36554, 39165, 43806, 54831, 55577, 73010, 78330, 91385, 109515, 109662, 111154, 166731, 182770, 219030, 274155, 277885, 333462, 389039, 548310, 555770, 778078, 833655, 1167117, 1667310, 1945195, 2334234, 2723273, 3890390, 5446546, 5835585, 8169819, 11671170, 13616365, 16339638, 27232730, 40849095, 81698190]

約数ペア:

[(1, 81698190), (2, 40849095), (3, 27232730), (5, 16339638), (6, 13616365), (7, 11671170), (10, 8169819), (14, 5835585), (15, 5446546), (21, 3890390), (30, 2723273), (35, 2334234), (42, 1945195), (49, 1667310), (70, 1167117), (98, 833655), (105, 778078), (147, 555770), (149, 548310), (210, 389039), (245, 333462), (294, 277885), (298, 274155), (373, 219030), (447, 182770), (490, 166731), (735, 111154), (745, 109662), (746, 109515), (894, 91385), (1043, 78330), (1119, 73010), (1470, 55577), (1490, 54831), (1865, 43806), (2086, 39165), (2235, 36554), (2238, 36505), (2611, 31290), (3129, 26110), (3730, 21903), (4470, 18277), (5215, 15666), (5222, 15645), (5595, 14602), (6258, 13055), (7301, 11190), (7833, 10430)]