138309080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37997}}^1$

素因数の和:38028

約数の個数: 64

約数和(自身を含む): 383019840

約数和(自身を除く): 244710760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 37997, 75994, 151988, 189985, 265979, 303976, 379970, 493961, 531958, 759940, 987922, 1063916, 1329895, 1519880, 1975844, 2127832, 2469805, 2659790, 3457727, 3951688, 4939610, 5319580, 6915454, 9879220, 10639160, 13830908, 17288635, 19758440, 27661816, 34577270, 69154540, 138309080]

約数ペア:

[(1, 138309080), (2, 69154540), (4, 34577270), (5, 27661816), (7, 19758440), (8, 17288635), (10, 13830908), (13, 10639160), (14, 9879220), (20, 6915454), (26, 5319580), (28, 4939610), (35, 3951688), (40, 3457727), (52, 2659790), (56, 2469805), (65, 2127832), (70, 1975844), (91, 1519880), (104, 1329895), (130, 1063916), (140, 987922), (182, 759940), (260, 531958), (280, 493961), (364, 379970), (455, 303976), (520, 265979), (728, 189985), (910, 151988), (1820, 75994), (3640, 37997)]