72489636

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{809}}^1$

素因数の和:969

約数の個数: 72

約数和(自身を含む): 194594400

約数和(自身を除く): 122104764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 131, 171, 228, 262, 342, 393, 524, 684, 786, 809, 1179, 1572, 1618, 2358, 2427, 2489, 3236, 4716, 4854, 4978, 7281, 7467, 9708, 9956, 14562, 14934, 15371, 22401, 29124, 29868, 30742, 44802, 46113, 61484, 89604, 92226, 105979, 138339, 184452, 211958, 276678, 317937, 423916, 553356, 635874, 953811, 1271748, 1907622, 2013601, 3815244, 4027202, 6040803, 8054404, 12081606, 18122409, 24163212, 36244818, 72489636]

約数ペア:

[(1, 72489636), (2, 36244818), (3, 24163212), (4, 18122409), (6, 12081606), (9, 8054404), (12, 6040803), (18, 4027202), (19, 3815244), (36, 2013601), (38, 1907622), (57, 1271748), (76, 953811), (114, 635874), (131, 553356), (171, 423916), (228, 317937), (262, 276678), (342, 211958), (393, 184452), (524, 138339), (684, 105979), (786, 92226), (809, 89604), (1179, 61484), (1572, 46113), (1618, 44802), (2358, 30742), (2427, 29868), (2489, 29124), (3236, 22401), (4716, 15371), (4854, 14934), (4978, 14562), (7281, 9956), (7467, 9708)]