128706730

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 244516320

約数和(自身を除く): 115809590

約数列:

[1, 2, 5, 10, 31, 59, 62, 118, 155, 227, 295, 310, 454, 590, 961, 1135, 1829, 1922, 2270, 3658, 4805, 7037, 9145, 9610, 13393, 14074, 18290, 26786, 35185, 56699, 66965, 70370, 113398, 133930, 218147, 283495, 415183, 436294, 566990, 830366, 1090735, 2075915, 2181470, 4151830, 12870673, 25741346, 64353365, 128706730]

約数ペア:

[(1, 128706730), (2, 64353365), (5, 25741346), (10, 12870673), (31, 4151830), (59, 2181470), (62, 2075915), (118, 1090735), (155, 830366), (227, 566990), (295, 436294), (310, 415183), (454, 283495), (590, 218147), (961, 133930), (1135, 113398), (1829, 70370), (1922, 66965), (2270, 56699), (3658, 35185), (4805, 26786), (7037, 18290), (9145, 14074), (9610, 13393)]