72157021112

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1\times {\mathrm{563}}^1$

素因数の和:1005

約数の個数: 128

約数和(自身を含む): 152533393920

約数和(自身を除く): 80376372808

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 73, 88, 142, 146, 281, 284, 292, 562, 563, 568, 584, 781, 803, 1124, 1126, 1562, 1606, 2248, 2252, 3091, 3124, 3212, 4504, 5183, 6182, 6193, 6248, 6424, 10366, 12364, 12386, 19951, 20513, 20732, 24728, 24772, 39902, 39973, 41026, 41099, 41464, 49544, 57013, 79804, 79946, 82052, 82198, 114026, 158203, 159608, 159892, 164104, 164396, 219461, 225643, 228052, 316406, 319784, 328792, 438922, 439703, 451286, 452089, 456104, 632812, 877844, 879406, 902572, 904178, 1265624, 1456423, 1740233, 1755688, 1758812, 1805144, 1808356, 2912846, 2918029, 3480466, 3517624, 3616712, 5825692, 5836058, 6960932, 11232413, 11548819, 11651384, 11672116, 13921864, 16020653, 22464826, 23097638, 23344232, 32041306, 32098319, 44929652, 46195276, 64082612, 64196638, 89859304, 92390552, 123556543, 127037009, 128165224, 128393276, 247113086, 254074018, 256786552, 494226172, 508148036, 819966149, 988452344, 1016296072, 1639932298, 3279864596, 6559729192, 9019627639, 18039255278, 36078510556, 72157021112]

約数ペア:

[(1, 72157021112), (2, 36078510556), (4, 18039255278), (8, 9019627639), (11, 6559729192), (22, 3279864596), (44, 1639932298), (71, 1016296072), (73, 988452344), (88, 819966149), (142, 508148036), (146, 494226172), (281, 256786552), (284, 254074018), (292, 247113086), (562, 128393276), (563, 128165224), (568, 127037009), (584, 123556543), (781, 92390552), (803, 89859304), (1124, 64196638), (1126, 64082612), (1562, 46195276), (1606, 44929652), (2248, 32098319), (2252, 32041306), (3091, 23344232), (3124, 23097638), (3212, 22464826), (4504, 16020653), (5183, 13921864), (6182, 11672116), (6193, 11651384), (6248, 11548819), (6424, 11232413), (10366, 6960932), (12364, 5836058), (12386, 5825692), (19951, 3616712), (20513, 3517624), (20732, 3480466), (24728, 2918029), (24772, 2912846), (39902, 1808356), (39973, 1805144), (41026, 1758812), (41099, 1755688), (41464, 1740233), (49544, 1456423), (57013, 1265624), (79804, 904178), (79946, 902572), (82052, 879406), (82198, 877844), (114026, 632812), (158203, 456104), (159608, 452089), (159892, 451286), (164104, 439703), (164396, 438922), (219461, 328792), (225643, 319784), (228052, 316406)]