172461380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{13537}}^1$

素因数の和:13573

約数の個数: 72

約数和(自身を含む): 453739608

約数和(自身を除く): 281278228

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 13537, 27074, 54148, 67685, 94759, 135370, 175981, 189518, 270740, 351962, 379036, 473795, 663313, 703924, 879905, 947590, 1231867, 1326626, 1759810, 1895180, 2463734, 2653252, 3316565, 3519620, 4927468, 6159335, 6633130, 8623069, 12318670, 13266260, 17246138, 24637340, 34492276, 43115345, 86230690, 172461380]

約数ペア:

[(1, 172461380), (2, 86230690), (4, 43115345), (5, 34492276), (7, 24637340), (10, 17246138), (13, 13266260), (14, 12318670), (20, 8623069), (26, 6633130), (28, 6159335), (35, 4927468), (49, 3519620), (52, 3316565), (65, 2653252), (70, 2463734), (91, 1895180), (98, 1759810), (130, 1326626), (140, 1231867), (182, 947590), (196, 879905), (245, 703924), (260, 663313), (364, 473795), (455, 379036), (490, 351962), (637, 270740), (910, 189518), (980, 175981), (1274, 135370), (1820, 94759), (2548, 67685), (3185, 54148), (6370, 27074), (12740, 13537)]