140993984

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2467}}^1$

素因数の和:2545

約数の個数: 56

約数和(自身を含む): 300898560

約数和(自身を除く): 159904576

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 64, 76, 94, 152, 188, 304, 376, 608, 752, 893, 1216, 1504, 1786, 2467, 3008, 3572, 4934, 7144, 9868, 14288, 19736, 28576, 39472, 46873, 57152, 78944, 93746, 115949, 157888, 187492, 231898, 374984, 463796, 749968, 927592, 1499936, 1855184, 2203031, 2999872, 3710368, 4406062, 7420736, 8812124, 17624248, 35248496, 70496992, 140993984]

約数ペア:

[(1, 140993984), (2, 70496992), (4, 35248496), (8, 17624248), (16, 8812124), (19, 7420736), (32, 4406062), (38, 3710368), (47, 2999872), (64, 2203031), (76, 1855184), (94, 1499936), (152, 927592), (188, 749968), (304, 463796), (376, 374984), (608, 231898), (752, 187492), (893, 157888), (1216, 115949), (1504, 93746), (1786, 78944), (2467, 57152), (3008, 46873), (3572, 39472), (4934, 28576), (7144, 19736), (9868, 14288)]