217974384

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{79669}}^1$

素因数の和:79702

約数の個数: 60

約数和(自身を含む): 642140200

約数和(自身を除く): 424165816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 79669, 159338, 239007, 318676, 478014, 637352, 717021, 956028, 1274704, 1434042, 1513711, 1912056, 2868084, 3027422, 3824112, 4541133, 5736168, 6054844, 9082266, 11472336, 12109688, 13623399, 18164532, 24219376, 27246798, 36329064, 54493596, 72658128, 108987192, 217974384]

約数ペア:

[(1, 217974384), (2, 108987192), (3, 72658128), (4, 54493596), (6, 36329064), (8, 27246798), (9, 24219376), (12, 18164532), (16, 13623399), (18, 12109688), (19, 11472336), (24, 9082266), (36, 6054844), (38, 5736168), (48, 4541133), (57, 3824112), (72, 3027422), (76, 2868084), (114, 1912056), (144, 1513711), (152, 1434042), (171, 1274704), (228, 956028), (304, 717021), (342, 637352), (456, 478014), (684, 318676), (912, 239007), (1368, 159338), (2736, 79669)]