30120685

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 64

約数和(自身を含む): 47775744

約数和(自身を除く): 17655059

約数列:

[1, 5, 7, 17, 23, 31, 35, 71, 85, 115, 119, 155, 161, 217, 355, 391, 497, 527, 595, 713, 805, 1085, 1207, 1633, 1955, 2201, 2485, 2635, 2737, 3565, 3689, 4991, 6035, 8165, 8449, 11005, 11431, 12121, 13685, 15407, 18445, 24955, 27761, 37417, 42245, 50623, 57155, 60605, 77035, 84847, 138805, 187085, 194327, 253115, 261919, 354361, 424235, 860591, 971635, 1309595, 1771805, 4302955, 6024137, 30120685]

約数ペア:

[(1, 30120685), (5, 6024137), (7, 4302955), (17, 1771805), (23, 1309595), (31, 971635), (35, 860591), (71, 424235), (85, 354361), (115, 261919), (119, 253115), (155, 194327), (161, 187085), (217, 138805), (355, 84847), (391, 77035), (497, 60605), (527, 57155), (595, 50623), (713, 42245), (805, 37417), (1085, 27761), (1207, 24955), (1633, 18445), (1955, 15407), (2201, 13685), (2485, 12121), (2635, 11431), (2737, 11005), (3565, 8449), (3689, 8165), (4991, 6035)]