151338280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^3\times {\mathrm{127}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 354631680

約数和(自身を除く): 203293400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 127, 155, 248, 254, 310, 508, 620, 635, 961, 1016, 1240, 1270, 1922, 2540, 3844, 3937, 4805, 5080, 7688, 7874, 9610, 15748, 19220, 19685, 29791, 31496, 38440, 39370, 59582, 78740, 119164, 122047, 148955, 157480, 238328, 244094, 297910, 488188, 595820, 610235, 976376, 1191640, 1220470, 2440940, 3783457, 4881880, 7566914, 15133828, 18917285, 30267656, 37834570, 75669140, 151338280]

約数ペア:

[(1, 151338280), (2, 75669140), (4, 37834570), (5, 30267656), (8, 18917285), (10, 15133828), (20, 7566914), (31, 4881880), (40, 3783457), (62, 2440940), (124, 1220470), (127, 1191640), (155, 976376), (248, 610235), (254, 595820), (310, 488188), (508, 297910), (620, 244094), (635, 238328), (961, 157480), (1016, 148955), (1240, 122047), (1270, 119164), (1922, 78740), (2540, 59582), (3844, 39370), (3937, 38440), (4805, 31496), (5080, 29791), (7688, 19685), (7874, 19220), (9610, 15748)]