261596095180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{1197017}}^1$

素因数の和:1197263

約数の個数: 72

約数和(自身を含む): 641908084608

約数和(自身を除く): 380311989428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 223, 245, 446, 490, 892, 980, 1115, 1561, 2230, 3122, 4460, 6244, 7805, 10927, 15610, 21854, 31220, 43708, 54635, 109270, 218540, 1197017, 2394034, 4788068, 5985085, 8379119, 11970170, 16758238, 23940340, 33516476, 41895595, 58653833, 83791190, 117307666, 167582380, 234615332, 266934791, 293269165, 533869582, 586538330, 1067739164, 1173076660, 1334673955, 1868543537, 2669347910, 3737087074, 5338695820, 7474174148, 9342717685, 13079804759, 18685435370, 26159609518, 37370870740, 52319219036, 65399023795, 130798047590, 261596095180]

約数ペア:

[(1, 261596095180), (2, 130798047590), (4, 65399023795), (5, 52319219036), (7, 37370870740), (10, 26159609518), (14, 18685435370), (20, 13079804759), (28, 9342717685), (35, 7474174148), (49, 5338695820), (70, 3737087074), (98, 2669347910), (140, 1868543537), (196, 1334673955), (223, 1173076660), (245, 1067739164), (446, 586538330), (490, 533869582), (892, 293269165), (980, 266934791), (1115, 234615332), (1561, 167582380), (2230, 117307666), (3122, 83791190), (4460, 58653833), (6244, 41895595), (7805, 33516476), (10927, 23940340), (15610, 16758238), (21854, 11970170), (31220, 8379119), (43708, 5985085), (54635, 4788068), (109270, 2394034), (218540, 1197017)]