120444920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{709}}^1$

素因数の和:888

約数の個数: 64

約数和(自身を含む): 282182400

約数和(自身を除く): 161737480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 137, 155, 248, 274, 310, 548, 620, 685, 709, 1096, 1240, 1370, 1418, 2740, 2836, 3545, 4247, 5480, 5672, 7090, 8494, 14180, 16988, 21235, 21979, 28360, 33976, 42470, 43958, 84940, 87916, 97133, 109895, 169880, 175832, 194266, 219790, 388532, 439580, 485665, 777064, 879160, 971330, 1942660, 3011123, 3885320, 6022246, 12044492, 15055615, 24088984, 30111230, 60222460, 120444920]

約数ペア:

[(1, 120444920), (2, 60222460), (4, 30111230), (5, 24088984), (8, 15055615), (10, 12044492), (20, 6022246), (31, 3885320), (40, 3011123), (62, 1942660), (124, 971330), (137, 879160), (155, 777064), (248, 485665), (274, 439580), (310, 388532), (548, 219790), (620, 194266), (685, 175832), (709, 169880), (1096, 109895), (1240, 97133), (1370, 87916), (1418, 84940), (2740, 43958), (2836, 42470), (3545, 33976), (4247, 28360), (5480, 21979), (5672, 21235), (7090, 16988), (8494, 14180)]