642287256

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{769}}^1\times {\mathrm{2677}}^1$

素因数の和:3468

約数の個数: 64

約数和(自身を含む): 1732130400

約数和(自身を除く): 1089843144

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 769, 1538, 2307, 2677, 3076, 4614, 5354, 6152, 8031, 9228, 9997, 10708, 16062, 18456, 19994, 21416, 29991, 32124, 34801, 39988, 59982, 64248, 69602, 79976, 104403, 119964, 139204, 208806, 239928, 278408, 417612, 835224, 2058613, 4117226, 6175839, 8234452, 12351678, 16468904, 24703356, 26761969, 49406712, 53523938, 80285907, 107047876, 160571814, 214095752, 321143628, 642287256]

約数ペア:

[(1, 642287256), (2, 321143628), (3, 214095752), (4, 160571814), (6, 107047876), (8, 80285907), (12, 53523938), (13, 49406712), (24, 26761969), (26, 24703356), (39, 16468904), (52, 12351678), (78, 8234452), (104, 6175839), (156, 4117226), (312, 2058613), (769, 835224), (1538, 417612), (2307, 278408), (2677, 239928), (3076, 208806), (4614, 139204), (5354, 119964), (6152, 104403), (8031, 79976), (9228, 69602), (9997, 64248), (10708, 59982), (16062, 39988), (18456, 34801), (19994, 32124), (21416, 29991)]