179163540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52387}}^1$

素因数の和:52421

約数の個数: 72

約数和(自身を含む): 572076960

約数和(自身を除く): 392913420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 52387, 104774, 157161, 209548, 261935, 314322, 471483, 523870, 628644, 785805, 942966, 995353, 1047740, 1571610, 1885932, 1990706, 2357415, 2986059, 3143220, 3981412, 4714830, 4976765, 5972118, 8958177, 9429660, 9953530, 11944236, 14930295, 17916354, 19907060, 29860590, 35832708, 44790885, 59721180, 89581770, 179163540]

約数ペア:

[(1, 179163540), (2, 89581770), (3, 59721180), (4, 44790885), (5, 35832708), (6, 29860590), (9, 19907060), (10, 17916354), (12, 14930295), (15, 11944236), (18, 9953530), (19, 9429660), (20, 8958177), (30, 5972118), (36, 4976765), (38, 4714830), (45, 3981412), (57, 3143220), (60, 2986059), (76, 2357415), (90, 1990706), (95, 1885932), (114, 1571610), (171, 1047740), (180, 995353), (190, 942966), (228, 785805), (285, 628644), (342, 523870), (380, 471483), (570, 314322), (684, 261935), (855, 209548), (1140, 157161), (1710, 104774), (3420, 52387)]